Abundant Numbers
805
785
Abundant Numbers (Long)
875
931
Arithmetic Numbers
923
ASCII Table
918
687
Card Number Validation
692
Catalan Numbers
900851
827
897
973
929
Collatz
894
930
913
Day of Week
882
878
892
823825
960
709
Divisors
841869
920
937625836
949
984
Evil Numbers (Long)
839
842824
851
Factorial Factorisation
755
Farey Sequence
578
Fibonacci
893761952964960821917938839952
865684765
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
884783
785
919694809
923
Medal Tally
402
519
Niven Numbers (Long)
904
852
905
Number Spiral
319
Odious Numbers
970
852
Odious Numbers (Long)
839
967933
849
Ordinal Numbers
851
724
535
Pangram Grep
908
871
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
943
Scrambled Sort
767
735
927
Smith Numbers
701
Time Distance
198
Transpose Sentence
738
Van Eck Sequence
751
√2
874
𝑒
757900
723
898958
783
755