12 Days of Christmas
854
Abundant Numbers
874
Abundant Numbers (Long)
876
Arithmetic Numbers
856
Ascending Primes
715
ASCII Table
864
brainfuck
790
Card Number Validation
705
Catalan Numbers
556
Christmas Trees
529
Collatz
919
Day of Week
698
Divisors
906886795758
Emirp Numbers
797
Emirp Numbers (Long)
890
Evil Numbers
873
Evil Numbers (Long)
793
Factorial Factorisation
809
Farey Sequence
741
Fibonacci
844957959
Fizz Buzz
874933
Foo Fizz Buzz Bar
921
Fractions
891
Game of Life
643
Gijswijt’s Sequence
765
Happy Numbers
729
Happy Numbers (Long)
806
Inventory Sequence
916800
ISBN
899
Kaprekar Numbers
819
Kolakoski Sequence
778
Leap Years
931
Levenshtein Distance
753
Leyland Numbers
752
ln 2
107
Look and Say
884
Lucky Numbers
529
Lucky Tickets
806
N Queens
904
Niven Numbers
914
Niven Numbers (Long)
899
Number Spiral
831
Odious Numbers
785553
Odious Numbers (Long)
791634
Ordinal Numbers
825
PalindromemordnilaP
710
Pangram Grep
752
Pascal’s Triangle
877
Pernicious Numbers
739
Pernicious Numbers (Long)
848
Polyominoes
774
Prime Numbers
864
Prime Numbers (Long)
896
Proximity Grid
869
Quine
508773721
Recamán
920
Repeating Decimals
706836
Reverse Polish Notation
820
Roman to Arabic
645
ROT13
841
Seven Segment
730
Sierpiński Triangle
793
Smith Numbers
778
Spelling Numbers
812
Tic-tac-toe
662
Transpose Sentence
702
United States
431
Vampire Numbers
642
Van Eck Sequence
868
Zeckendorf Representation
891