12 Days of Christmas
1st
99 Bottles of Beer
Abundant Numbers
21st
Arabic to Roman
7th
Ascending Primes
ASCII Table
4th
467th
brainfuck
Catalan Numbers
1st
Christmas Trees
3rd
Collatz
2nd
Diamonds
2nd
Divisors
1st1st
17th121st
Emirp Numbers
762nd
Emirp Numbers (Long)
Emojify
Evil Numbers
1st
Evil Numbers (Long)
Factorial Factorisation
3rd
Farey Sequence
1st
Fibonacci
36th1st
36th1st
Fizz Buzz
2nd
44th
Foo Fizz Buzz Bar
6th
Fractions
2nd
Happy Numbers
3rd
34th
Happy Numbers (Long)
Hexdump
4th
Intersection
8th
Inventory Sequence
1st
ISBN
18th7th
21st
Kolakoski Constant
Kolakoski Sequence
1st
Leap Years
1,047th
Levenshtein Distance
2nd
7th109th
Leyland Numbers
3rd
159th
Look and Say
Lucky Numbers
18th4th
101st
Lucky Tickets
9th
10th130th
Morse Decoder
Niven Numbers
2nd
39th
Niven Numbers (Long)
Number Spiral
12th
Odious Numbers
Odious Numbers (Long)
Ordinal Numbers
4th
50th
PalindromemordnilaP
4th
Pangram Grep
Pascal’s Triangle
1st
33rd
Pernicious Numbers
1st
21st
Pernicious Numbers (Long)
1st
Prime Numbers
1st
264th
Prime Numbers (Long)
1st
58th
Proximity Grid
2nd
Quine
1st
77th
Recamán
3rd
Reverse Polish Notation
20th4th68th12th81st
ROT13
1st
Rule 110
11th
Seven Segment
2nd
Sierpiński Triangle
4th
Smith Numbers
3rd
Sudoku (Fill-in)
2nd
Tongue-twisters
2nd
115th
United States
Vampire Numbers
1st
90th
Van Eck Sequence
7th
π
3rd
205th
τ
3rd
φ
1st
√2
3rd
𝑒
1st