Problems

1 – 50 of 91

Problem Title Likes Solvers Difficulty

Problem 44543. Normie Function

Created by: Naimul Hassan

Tags recursion, function, sequence

Problem 44544. Normie Function (2)

Created by: Naimul Hassan

Tags function, sequence, matrix exponential

Problem 45384. Sum! Sum! Sum!

Created by: Asif Newaz

Tags series, sum, sequence

Problem 52779. Easy Sequences 25: Product of Series

Created by: Ramon Villamangca

Tags easy, series, simple

Problem 45339. XOR fibonacci

Created by: Asif Newaz

Tags easy, series, fibonacci

Problem 45223. find nth even fibonacci number

Created by: Asif Newaz

Tags series, number, fibonacci

Problem 51198. Find pairs of primes with the same digit sum and a specified separation

Created by: ChrisR

Tags primes, sequence, digit sum

Problem 45253. Pell numbers

Created by: Asif Newaz

Tags number, sequence, pell

Problem 47385. Find Logic 28

Created by: Dev Gupta

Tags logic, cody, recursion

Problem 47350. Find Logic 21

Created by: Dev Gupta

Tags logic, cody, logical

Problem 47275. Find Logic 12

Created by: Dev Gupta

Tags logic, cody, contest

143

Problem 47270. Find Logic 11

Created by: Dev Gupta

Tags logic, cody, contest

148

Problem 47250. Find Logic 7

Created by: Dev Gupta

Tags logic, cody, contest

152

Problem 47260. Find Logic 9

Created by: Dev Gupta

Tags logic, cody, contest

144

Problem 45347. Cat's paw - 01

Created by: Asif Newaz

Tags string, sequence

Problem 45367. Sieve of Eratosthenes - 02

Created by: Asif Newaz

Tags primes, sequence, algorithm

Problem 45425. The Tortoise and the Hare - 01

Created by: Asif Newaz

Tags easy, sequence

Problem 47410. Find Logic 32

Created by: Dev Gupta

Tags logic, cody, logical

Problem 45231. Generate Golomb's sequence

Created by: Asif Newaz

Tags sequence, oeis, golomb

Problem 52824. Easy Sequences 31: N-N's Sequence

Created by: Ramon Villamangca

Tags easy, simple, sequence

Problem 48035. Find the Pattern 4

Created by: Doddy Kastanya

Tags logic, sequence, pattern

138

Problem 48055. Find the Pattern 8

Created by: Doddy Kastanya

Tags logic, sequence, pattern

115

Problem 2982. Get a Fibonacci number's index.

Created by: Jared Metzel

Tags fibonacci, index, sequence

Problem 53120. Compute the Sequence of the Day

Created by: ChrisR

Tags sequence

Problem 47300. Find Logic 14

Created by: Dev Gupta

Tags logic, cody, contest

145

Problem 46122. Find the nth term in the digit inventory sequence

Created by: ChrisR

Tags sequence

Problem 47315. Find Logic 16

Created by: Dev Gupta

Tags logic, cody, contest

148

Problem 3001. Sphenic number sequence

Created by: goc3

Tags prime, number, factor

Problem 51246. Characterize the final state of another digit inventory sequence

Created by: ChrisR

Tags counting, sequence

Problem 44523. Pattern Sum

Created by: Dishant Varshney

Tags sequences, series, sum

190

Problem 48060. Find the Pattern 9

Created by: Doddy Kastanya

Tags logic, sequence, pattern

118

Problem 1771. Polygonal numbers

Created by: Jan Orwat

Tags number theory, sequence, polygonal

115

Problem 47400. Find Logic 30

Created by: Dev Gupta

Tags logic, cody, logical

Problem 45383. $10,000 sequence

Created by: Asif Newaz

Tags easy, series, sequence

Problem 51312. Count the square-full divisors of a number

Created by: ChrisR

Tags primes, number theory, sequence

Problem 52467. Easy Sequences 2: Trigonometric function with integral input and output

Created by: Ramon Villamangca

Tags easy, function, sequence

Problem 50811. Compute the nth term from the Sieve of Flavius Josephus

Created by: ChrisR

Tags sequence, sieve

Problem 48050. Find the Pattern 7

Created by: Doddy Kastanya

Tags logic, sequence, pattern

118

Problem 3002. Not square-free number sequence

Created by: goc3

Tags square, number, integer

Problem 48045. Find the Pattern 6

Created by: Doddy Kastanya

Tags logic, sequence, pattern

107

Problem 47405. Find Logic 31

Created by: Dev Gupta

Tags logic, cody, function

Problem 44360. Pentagonal Numbers

Created by: goc3

Tags series, number, sequence

616

Problem 42832. Segmented number sequence

Created by: HH

Tags numbers, sequence

Problem 3016. Twin Primes

Created by: goc3

Tags prime, integer, sequence

Problem 45335. Take it out

Created by: Asif Newaz

Tags sequence

Problem 52956. Compute the largest number whose prime factors sum to n

Created by: ChrisR

Tags primes, sequence, integer complexity

Problem 55275. List the semiprimes

Created by: ChrisR

Tags primes, number theory, sequence

Problem 51813. Sum the elements in rows of the Levine triangle

Created by: ChrisR

Tags sequence, astronomical growth

Problem 52462. Easy Sequences 1: Find the index of an element

Created by: Ramon Villamangca

Tags easy, indexing, sequences

Problem 3003. Mobius function

Created by: goc3

Tags prime, number, factor

1 – 50 of 91

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