Abundant Numbers
871
797
Abundant Numbers (Long)
971
954
Arithmetic Numbers
948
ASCII Table
984
696
Card Number Validation
722
Catalan Numbers
982945
898
961
1,000
970
Collatz
978
986
932
Day of Week
980
1,000
985921
1,000
755
Divisors
870910
1,000
985625840
1,000
1,000
Evil Numbers (Long)
938
870824
872
Factorial Factorisation
782
Farey Sequence
600
Fibonacci
9437899791,0001,0008529841,0009071,000897704765
1,0005111,000636893914
882
Fractions
986
991
741
1,000
1,000
Happy Numbers
785
Happy Numbers (Long)
911
Inventory Sequence
900
ISBN
793
Leap Years
818
846
915
Look and Say
982
978863845
1,000712831
964
Medal Tally
456
540
Niven Numbers (Long)
984
852
926
Number Spiral
331
Odious Numbers
1,000
870
Odious Numbers (Long)
938
1,000933
872
Ordinal Numbers
961
743
560
Pangram Grep
970
947
935
Pascalβs Triangle
750
1,000
Pernicious Numbers
1,000
769
Pernicious Numbers (Long)
1,000
897
Prime Numbers
1,0001,000
667
Prime Numbers (Long)
1,0001,000
721
RecamΓ‘n
847
ROT13
986
Scrambled Sort
910
838
978
Smith Numbers
727
Time Distance
202
Transpose Sentence
777
Van Eck Sequence
778
π
808977
769
949958
800
780