Abundant Numbers
809
785
Abundant Numbers (Long)
878
917
Arithmetic Numbers
911
ASCII Table
906
687
Card Number Validation
694
Catalan Numbers
902854
831
899
974
931
Collatz
898
847
Day of Week
887
888
901
845828
962
712
Divisors
842869
923
938625836
949
985
Evil Numbers (Long)
842
842824
851
Factorial Factorisation
757
Farey Sequence
578
Fibonacci
895762953965961822920940843954
866684765
961494987607871877
837
Fractions
884
817
680
971
991
Happy Numbers
769
Happy Numbers (Long)
885
Inventory Sequence
870
ISBN
708
Leap Years
752
813
902
Look and Say
927
890783
786
920694809
925
Medal Tally
404
520
Niven Numbers (Long)
908
852
906
Number Spiral
319
Odious Numbers
970
852
Odious Numbers (Long)
842
967933
849
Ordinal Numbers
859
716
536
Pangram Grep
912
911
Pascal’s Triangle
750
976
Pernicious Numbers
922
753
Pernicious Numbers (Long)
913
873
Prime Numbers
1,0001,000
654
Prime Numbers (Long)
1,0001,000
703
Recamán
829
ROT13
945
Scrambled Sort
777
738
931
Smith Numbers
702
Time Distance
198
Transpose Sentence
741
Van Eck Sequence
752
√2
875
𝑒
757901
724
899958
783
756