12 Days of Christmas
1st
99 Bottles of Beer
Abundant Numbers
21st
Arabic to Roman
7th
Ascending Primes
ASCII Table
4th
460th
brainfuck
Catalan Numbers
1st
Christmas Trees
3rd
Collatz
2nd
Diamonds
2nd
Divisors
1st1st
17th118th
Emirp Numbers
752nd
Emirp Numbers (Long)
Emojify
Evil Numbers
1st
Evil Numbers (Long)
Factorial Factorisation
3rd
Farey Sequence
1st
Fibonacci
35th1st
34th1st
Fizz Buzz
2nd
42nd
Foo Fizz Buzz Bar
5th
Fractions
2nd
Happy Numbers
3rd
34th
Happy Numbers (Long)
Hexdump
4th
Intersection
8th
Inventory Sequence
1st
ISBN
18th6th
19th
Kolakoski Constant
Kolakoski Sequence
1st
Leap Years
1,033rd
Levenshtein Distance
2nd
7th105th
Leyland Numbers
3rd
155th
Look and Say
Lucky Numbers
18th4th
94th
Lucky Tickets
9th
10th124th
Morse Decoder
Niven Numbers
2nd
37th
Niven Numbers (Long)
Number Spiral
12th
Odious Numbers
Odious Numbers (Long)
Ordinal Numbers
4th
47th
PalindromemordnilaP
4th
Pangram Grep
Pascal’s Triangle
1st
31st
Pernicious Numbers
1st
20th
Pernicious Numbers (Long)
1st
Prime Numbers
1st
251st
Prime Numbers (Long)
1st
52nd
Proximity Grid
2nd
Quine
1st
72nd
Recamán
3rd
Reverse Polish Notation
20th4th67th12th77th
ROT13
1st
Rule 110
11th
Seven Segment
2nd
Sierpiński Triangle
4th
Smith Numbers
3rd
Sudoku (Fill-in)
2nd
Tongue-twisters
2nd
114th
United States
Vampire Numbers
1st
84th
Van Eck Sequence
6th
π
3rd
197th
τ
3rd
φ
1st
√2
3rd
𝑒
1st