12 Days of Christmas
55
99 Bottles of Beer
562
Abundant Numbers
839
Abundant Numbers (Long)
941
Arithmetic Numbers
936
Ascending Primes
909
ASCII Table
800
Card Number Validation
Christmas Trees
900
Collatz
865
Cubes
588
Day of Week
Diamonds
752
Divisors
959
Emirp Numbers
796
Emirp Numbers (Long)
760
Evil Numbers
903
Evil Numbers (Long)
926
Factorial Factorisation
813
Farey Sequence
662
Fibonacci
949
Fizz Buzz
977
Foo Fizz Buzz Bar
856
Fractions
860
Game of Life
552
Gijswijt’s Sequence
570
Happy Numbers
516
Happy Numbers (Long)
849
Intersection
804841
Inventory Sequence
907
ISBN
896
Jacobi Symbol
764
Kaprekar Numbers
797
Kolakoski Sequence
696
Leap Years
898
Levenshtein Distance
701
Leyland Numbers
596
Look and Say
731
Lucky Numbers
691
Lucky Tickets
694
Mahjong
511
Maze
623
Medal Tally
799
N Queens
678
Niven Numbers
950
Niven Numbers (Long)
902
Number Spiral
685
Odious Numbers
878
Odious Numbers (Long)
868
Ordinal Numbers
851
PalindromemordnilaP
565
Pangram Grep
Pascal’s Triangle
873
Pernicious Numbers
946
Pernicious Numbers (Long)
895
Prime Numbers
924
Prime Numbers (Long)
947886
Proximity Grid
702
Quine
506
Recamán
936
Repeating Decimals
660
Reverse Polish Notation
706
Reversi
824870
Rijndael S-box
395
ROT13
793
Rule 110
773
Seven Segment
754
Sierpiński Triangle
717
Smith Numbers
776
Sudoku (Fill-in)
Tic-tac-toe
725
Transpose Sentence
770
United States
293
Vampire Numbers
682
Van Eck Sequence
924
Zeckendorf Representation
784
π
768
√2