12 Days of Christmas
1st
99 Bottles of Beer
Abundant Numbers
20th
Arabic to Roman
7th
Ascending Primes
ASCII Table
3rd
395th
brainfuck
Catalan Numbers
1st
Christmas Trees
Collatz
2nd
Diamonds
1st
Divisors
1st1st
15th100th
Emirp Numbers
701st
Emirp Numbers (Long)
Emojify
Evil Numbers
1st
Evil Numbers (Long)
Factorial Factorisation
2nd
Farey Sequence
1st
Fibonacci
31st1st
29th1st
Fizz Buzz
2nd
35th
Foo Fizz Buzz Bar
5th
Fractions
2nd
Happy Numbers
3rd
24th
Happy Numbers (Long)
Hexdump
4th
Intersection
7th
Inventory Sequence
1st
ISBN
17th6th
19th
Kolakoski Constant
Kolakoski Sequence
1st
Leap Years
961st
Levenshtein Distance
2nd
6th84th
Leyland Numbers
3rd
135th
Look and Say
Lucky Numbers
17th4th
85th
Lucky Tickets
8th
7th103rd
Morse Decoder
Niven Numbers
2nd
35th
Niven Numbers (Long)
Number Spiral
11th
Odious Numbers
Odious Numbers (Long)
Ordinal Numbers
4th
41st
PalindromemordnilaP
3rd
Pangram Grep
Pascal’s Triangle
1st
28th
Pernicious Numbers
1st
18th
Pernicious Numbers (Long)
1st
Prime Numbers
1st
221st
Prime Numbers (Long)
1st
42nd
Proximity Grid
2nd
Quine
57th
Recamán
2nd
Reverse Polish Notation
19th4th61st11th69th
ROT13
1st
Rule 110
10th
Seven Segment
2nd
Sierpiński Triangle
Smith Numbers
Sudoku (Fill-in)
2nd
Tongue-twisters
2nd
98th
United States
Vampire Numbers
1st
70th
Van Eck Sequence
6th
π
3rd
174th
τ
3rd
φ
1st
√2
3rd
𝑒
1st