Problems

1 – 50 of 108
 Problem Title Likes Solvers Difficulty

Problem 48025. Find the Pattern 2

Created by: Doddy Kastanya

3

113

Problem 50913. Compute the nth term from the golden sieve

Created by: ChrisR

Tags sequence, sieve

1

14

Problem 51274. Solve a nonlinear difference equation

Created by: ChrisR

1

17

Problem 51820. Count unique orderings of vertices of a polygon

Created by: ChrisR

1

15

Problem 47240. Find Logic 6

Created by: Dev Gupta

Tags logic, cody, contest

2

227

Problem 45253. Pell numbers

Created by: Asif Newaz

2

47

Problem 47350. Find Logic 21

Created by: Dev Gupta

Tags logic, cody, logical

1

112

Problem 53120. Compute the Sequence of the Day

Created by: ChrisR

Tags sequence

7

16

Problem 51002. Deduce the pattern behind the sequence

Created by: ChrisR

Tags sequence

2

17

Created by: HH

2

27

Problem 45223. find nth even fibonacci number

Created by: Asif Newaz

1

50

Problem 47385. Find Logic 28

Created by: Dev Gupta

1

89

Problem 47275. Find Logic 12

Created by: Dev Gupta

Tags logic, cody, contest

1

187

Problem 47270. Find Logic 11

Created by: Dev Gupta

Tags logic, cody, contest

2

194

Problem 47260. Find Logic 9

Created by: Dev Gupta

Tags logic, cody, contest

3

182

Problem 47250. Find Logic 7

Created by: Dev Gupta

Tags logic, cody, contest

3

195

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

Created by: Ramon Villamangca

1

11

Problem 48055. Find the Pattern 8

Created by: Doddy Kastanya

2

124

Problem 2982. Get a Fibonacci number's index.

Created by: Jared Metzel

3

39

Problem 45347. Cat's paw - 01

Created by: Asif Newaz

1

8

Problem 45231. Generate Golomb's sequence

Created by: Asif Newaz

1

15

Problem 48035. Find the Pattern 4

Created by: Doddy Kastanya

1

150

Problem 52283. Find numbers in the Popular Computing Z-sequence

Created by: ChrisR

Tags sequence

2

12

Problem 47315. Find Logic 16

Created by: Dev Gupta

Tags logic, cody, contest

6

199

Problem 45367. Sieve of Eratosthenes - 02

Created by: Asif Newaz

1

15

Problem 45383. \$10,000 sequence

Created by: Asif Newaz

1

15

Problem 47300. Find Logic 14

Created by: Dev Gupta

Tags logic, cody, contest

4

195

Problem 47410. Find Logic 32

Created by: Dev Gupta

Tags logic, cody, logical

2

95

Problem 44523. Pattern Sum

Created by: Dishant Varshney

2

194

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

Created by: ChrisR

1

10

Problem 54755. List odd twin composites

Created by: ChrisR

1

5

Problem 46669. Rotation matrix of a sequence of 3D points

Created by: Matteo Lo Preti

0

1

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

Created by: Ramon Villamangca

1

29

Problem 48050. Find the Pattern 7

Created by: Doddy Kastanya

1

129

Problem 48060. Find the Pattern 9

Created by: Doddy Kastanya

1

127

Problem 45466. Fibonacci Word

Created by: Asif Newaz

2

21

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

Created by: ChrisR

0

7

Problem 56743. Count the unitary divisors of a number

Created by: ChrisR

0

7

Created by: HH

4

19

Problem 1771. Polygonal numbers

Created by: Jan Orwat

5

117

Problem 45425. The Tortoise and the Hare - 01

Created by: Asif Newaz

Tags easy, sequence

2

13

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

Created by: Ramon Villamangca

1

39

Created by: goc3

11

628

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

Created by: ChrisR

Tags sequence

1

12

Created by: goc3

1

60

Problem 52619. Find the nth nude number

Created by: ChrisR

3

13

Problem 47400. Find Logic 30

Created by: Dev Gupta

Tags logic, cody, logical

2

90

Problem 47405. Find Logic 31

Created by: Dev Gupta

2

86

Created by: goc3

4

51

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

Created by: ChrisR

1

6

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