12 Days of Christmas
1st
99 Bottles of Beer
Abundant Numbers
21st
Arabic to Roman
7th
Ascending Primes
ASCII Table
4th
444th
brainfuck
Catalan Numbers
1st
Christmas Trees
Collatz
2nd
Diamonds
1st
Divisors
1st1st
17th115th
Emirp Numbers
745th
Emirp Numbers (Long)
Emojify
Evil Numbers
1st
Evil Numbers (Long)
Factorial Factorisation
3rd
Farey Sequence
1st
Fibonacci
34th1st
34th1st
Fizz Buzz
2nd
38th
Foo Fizz Buzz Bar
5th
Fractions
2nd
Happy Numbers
3rd
31st
Happy Numbers (Long)
Hexdump
4th
Intersection
8th
Inventory Sequence
1st
ISBN
17th6th
19th
Kolakoski Constant
Kolakoski Sequence
1st
Leap Years
1,023rd
Levenshtein Distance
2nd
7th99th
Leyland Numbers
3rd
150th
Look and Say
Lucky Numbers
18th4th
91st
Lucky Tickets
8th
8th119th
Morse Decoder
Niven Numbers
2nd
36th
Niven Numbers (Long)
Number Spiral
12th
Odious Numbers
Odious Numbers (Long)
Ordinal Numbers
4th
47th
PalindromemordnilaP
3rd
Pangram Grep
Pascal’s Triangle
1st
30th
Pernicious Numbers
1st
19th
Pernicious Numbers (Long)
1st
Prime Numbers
1st
244th
Prime Numbers (Long)
1st
49th
Proximity Grid
2nd
Quine
70th
Recamán
3rd
Reverse Polish Notation
20th4th63rd12th77th
ROT13
1st
Rule 110
11th
Seven Segment
2nd
Sierpiński Triangle
Smith Numbers
Sudoku (Fill-in)
2nd
Tongue-twisters
2nd
110th
United States
Vampire Numbers
1st
83rd
Van Eck Sequence
6th
π
3rd
191st
τ
3rd
φ
1st
√2
3rd
𝑒
1st