99 Bottles of Beer
426
Abundant Numbers
803
Abundant Numbers (Long)
864
Arithmetic Numbers
806
ASCII Table
683
Card Number Validation
960
Catalan Numbers
973
Christmas Trees
748
Collatz
821
Cubes
354
Day of Week
769
Diamonds
784
Divisors
933
Emojify
983
Evil Numbers
981
Evil Numbers (Long)
974
Factorial Factorisation
483
Fibonacci
986
Fizz Buzz
974
Foo Fizz Buzz Bar
783
Gijswijt’s Sequence
793
Happy Numbers
812
Happy Numbers (Long)
811
Intersection
689
ISBN
757
Kolakoski Sequence
863
Leap Years
792939941
Leyland Numbers
816
ln 2
951
Look and Say
472
Lucky Numbers
918
Lucky Tickets
721
Niven Numbers
981
Niven Numbers (Long)
974
Odious Numbers
979
Odious Numbers (Long)
972
Ordinal Numbers
606
PalindromemordnilaP
683
Pangram Grep
974
Pascal’s Triangle
938
Pernicious Numbers
977
Pernicious Numbers (Long)
953
Prime Numbers
981
Prime Numbers (Long)
973
Quine
977
Recamán
867
Reverse Polish Notation
635
Rock-paper-scissors-Spock-lizard
585
Roman to Arabic
733
SI Units
234
Smith Numbers
664
Sudoku (Fill-in)
532
Transpose Sentence
713
Vampire Numbers
660
Van Eck Sequence
914
φ
953
√2
977
𝑒
975