Problems

51 – 100 of 168
 Problem Title Likes Solvers Difficulty

Problem 47260. Find Logic 9

Created by: Dev Gupta

Tags logic, cody, contest

4

236

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

Created by: ChrisR

Tags sequence

2

13

Problem 47275. Find Logic 12

Created by: Dev Gupta

Tags logic, cody, contest

2

255

Problem 47250. Find Logic 7

Created by: Dev Gupta

Tags logic, cody, contest

4

264

Problem 44523. Pattern Sum

Created by: Dishant Varshney

2

209

Problem 45383. \$10,000 sequence

Created by: Asif Newaz

1

15

Problem 58971. Compute the maximal product of any two numbers whose concatenation is n

Created by: ChrisR

0

8

Problem 48055. Find the Pattern 8

Created by: Doddy Kastanya

2

144

Problem 1771. Polygonal numbers

Created by: Jan Orwat

5

121

Problem 52779. Easy Sequences 25: Product of Series

Created by: Ramon Villamangca

Tags easy, series, simple

2

14

Problem 53120. Compute the Sequence of the Day

Created by: ChrisR

Tags sequence

7

20

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

Created by: Ramon Villamangca

1

31

Problem 47300. Find Logic 14

Created by: Dev Gupta

Tags logic, cody, contest

5

258

Problem 47315. Find Logic 16

Created by: Dev Gupta

Tags logic, cody, contest

7

278

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

Created by: Matteo Lo Preti

0

2

Problem 54755. List odd twin composites

Created by: ChrisR

1

5

Created by: goc3

5

62

Created by: goc3

12

642

Problem 45466. Fibonacci Word

Created by: Asif Newaz

2

21

Problem 48035. Find the Pattern 4

Created by: Doddy Kastanya

1

180

Created by: HH

4

19

Problem 56743. Count the unitary divisors of a number

Created by: ChrisR

0

7

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

Created by: ChrisR

0

7

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

Created by: Ramon Villamangca

1

41

Problem 47410. Find Logic 32

Created by: Dev Gupta

Tags logic, cody, logical

2

146

Problem 45425. The Tortoise and the Hare - 01

Created by: Asif Newaz

Tags easy, sequence

2

27

Problem 48060. Find the Pattern 9

Created by: Doddy Kastanya

1

149

Created by: goc3

1

80

Problem 52624. Determine whether a number is a fibodiv number

Created by: ChrisR

4

15

Problem 52619. Find the nth nude number

Created by: ChrisR

3

15

Problem 48050. Find the Pattern 7

Created by: Doddy Kastanya

1

149

Created by: goc3

2

66

Problem 45335. Take it out

Created by: Asif Newaz

Tags sequence

1

14

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

Created by: ChrisR

1

6

Problem 55275. List the semiprimes

Created by: ChrisR

0

8

Problem 56593. List the nth term of Rozhenko’s inventory sequence

Created by: ChrisR

1

4

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

Created by: ChrisR

1

12

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

Created by: ChrisR

1

10

Problem 47400. Find Logic 30

Created by: Dev Gupta

Tags logic, cody, logical

2

137

Problem 47793. Find the smallest prime with n inside

Created by: ChrisR

3

16

Problem 48045. Find the Pattern 6

Created by: Doddy Kastanya

0

139

Problem 47405. Find Logic 31

Created by: Dev Gupta

2

136

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

Created by: ChrisR

1

17

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

Created by: ChrisR

Tags sequence, sieve

1

14

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

Created by: ChrisR

2

13

Problem 52881. List the cuban primes

Created by: ChrisR

1

8

Problem 46571. Characterize the final state of the digit inventory sequence

Created by: ChrisR

1

12

Created by: HH

3

15

Problem 45344. lucky

Created by: Asif Newaz

2

13

Problem 54345. Fill a rectangle with 1x1 and 2x2 tiles

Created by: ChrisR

Tags tiles, sequence

2

13

51 – 100 of 168