Abundant Numbers
797
753
Abundant Numbers (Long)
830
825
Arithmetic Numbers
798
ASCII Table
683
541
Card Number Validation
561
Catalan Numbers
900850
827
897
973
928
Collatz
879
924
765
Day of Week
882
788
873824
770
708
Divisors
841868
920
937625836
949
933
Evil Numbers (Long)
838
841824
851
Factorial Factorisation
602
Farey Sequence
509
Fibonacci
893761932964959821917938789940865684765
960494987606871876
836
Fractions
879
679
678
825
991
Happy Numbers
596
Happy Numbers (Long)
750
Inventory Sequence
821
ISBN
576
Leap Years
700
810
901
Look and Say
926
752782785
919676658
890
Medal Tally
402
393
Niven Numbers (Long)
855
840
903
Number Spiral
260
Odious Numbers
970
852
Odious Numbers (Long)
838
966933
848
Ordinal Numbers
678
590
525
Pangram Grep
864
868
772
Pascal’s Triangle
750
903
Pernicious Numbers
916
752
Pernicious Numbers (Long)
884
856
Prime Numbers
1,0001,000
654
Prime Numbers (Long)
1,0001,000
702
Recamán
747
ROT13
819
Scrambled Sort
767
735
724
Smith Numbers
516
Time Distance
110
Transpose Sentence
587
Van Eck Sequence
711
𝑒
752896
690
893945
781
751