Abundant Numbers
805
785
Abundant Numbers (Long)
875
931
Arithmetic Numbers
922
ASCII Table
918
687
Card Number Validation
691
Catalan Numbers
900850
827
897
973
928
Collatz
894
929
913
Day of Week
882
878
873824
960
708
Divisors
841868
920
937625836
949
984
Evil Numbers (Long)
839
841824
851
Factorial Factorisation
756
Farey Sequence
578
Fibonacci
893761952964959821917938839952865684765
960494987606871876
836
Fractions
879
858
678
970
991
Happy Numbers
769
Happy Numbers (Long)
885
Inventory Sequence
869
ISBN
705
Leap Years
766
812
902
Look and Say
926
884782785
919694809
923
Medal Tally
402
519
Niven Numbers (Long)
904
852
905
Number Spiral
319
Odious Numbers
970
852
Odious Numbers (Long)
839
966933
848
Ordinal Numbers
851
724
535
Pangram Grep
907
870
910
Pascal’s Triangle
750
975
Pernicious Numbers
916
752
Pernicious Numbers (Long)
908
872
Prime Numbers
1,0001,000
654
Prime Numbers (Long)
1,0001,000
702
Recamán
828
ROT13
942
Scrambled Sort
767
735
926
Smith Numbers
701
Time Distance
198
Transpose Sentence
737
Van Eck Sequence
751
𝑒
757900
722
898958
783
755