12 Days of Christmas
47th
99 Bottles of Beer
57th
Abundant Numbers
58th41st
Abundant Numbers (Long)
52nd33rd
Arithmetic Numbers
42nd26th
Ascending Primes
20th
ASCII Table
31st
brainfuck
16th
Card Number Validation
20th
Christmas Trees
23rd
Collatz
44th
Cubes
19th
Day of Week
31st
Diamonds
13th
Divisors
71st33rd
Emirp Numbers
36th
Emirp Numbers (Long)
19th
Evil Numbers
43rd
Evil Numbers (Long)
33rd
Factorial Factorisation
12th
Farey Sequence
23rd
Fibonacci
406th224th104th37th932nd
Fizz Buzz
46th46th55th
Foo Fizz Buzz Bar
42nd
Fractions
29th
Game of Life
16th
Happy Numbers
44th
Happy Numbers (Long)
29th
Intersection
26th
Inventory Sequence
18th
ISBN
38th
Kaprekar Numbers
19th
Kolakoski Sequence
29th
Leap Years
84th
Leyland Numbers
27th
Look and Say
31st
Lucky Numbers
19th
Lucky Tickets
11th
Medal Tally
7th
N Queens
9th
Niven Numbers
41st
Niven Numbers (Long)
31st
Number Spiral
15th
Odious Numbers
44th
Odious Numbers (Long)
30th
Ordinal Numbers
35th
Pangram Grep
33rd
Partition Numbers
16th
Pascal’s Triangle
34th
613th
Pernicious Numbers
57th
Pernicious Numbers (Long)
35th
Prime Numbers
36th
943rd
Prime Numbers (Long)
24th
Proximity Grid
14th
Quine
77th30th
849th
Recamán
15th
Reverse Polish Notation
16th
ROT13
19th
Rule 110
16th
Set
12th
Seven Segment
19th
Sierpiński Triangle
28th
Smith Numbers
18th
Tic-tac-toe
12th
Tongue-twisters
28th
Transpose Sentence
15th
Trinomial Triangle
12th
United States
25th
Van Eck Sequence
17th
π
49th