12 Days of Christmas
400
Abundant Numbers
679
816
Abundant Numbers (Long)
690
892
Arithmetic Numbers
784
Arrows
632
Ascending Primes
497
ASCII Table
532
Billiards
843
Card Number Validation
489
Catalan Numbers
715
930
Catalan’s Constant
542
Christmas Trees
596
Collatz
929
CSS Colors
75
Diamonds
548
Divisors
872
984
Emirp Numbers
885
Emirp Numbers (Long)
886
Emojify
341
Evil Numbers
599
689
957
692
Evil Numbers (Long)
556
717
950
Factorial Factorisation
500
Farey Sequence
707
Fibonacci
803
929
875986
840839
Fizz Buzz
940
784
956
Foo Fizz Buzz Bar
688
970
Forsyth–Edwards Notation
601
Fractions
646
842
Game of Life
503
Gijswijt’s Sequence
494
Happy Numbers
848
581
Happy Numbers (Long)
821
731
Hexdump
525
Intersection
588
Inventory Sequence
819
ISBN
894
Kaprekar Numbers
130
Kolakoski Constant
511
Kolakoski Sequence
835
Leap Years
741
882694
Leyland Numbers
973
ln 2
750
787
Look and Say
591
Lucky Numbers
902
Lucky Tickets
501
Maze
908
Medal Tally
415
Niven Numbers
739
938
Niven Numbers (Long)
769
839
Odious Numbers
596
731
955
Odious Numbers (Long)
599
709
948
Ordinal Numbers
868
PalindromemordnilaP
602
Pangram Grep
857
771
Pascal’s Triangle
903
Pernicious Numbers
766
Pernicious Numbers (Long)
853
Poker
745
Prime Numbers
781815767
980
924
Prime Numbers (Long)
689
972
Quine
967
946
Recamán
726
Reverse Polish Notation
1,000
567
Reversi
425
Rock-paper-scissors-Spock-lizard
488
Seven Segment
444
Smith Numbers
545
Vampire Numbers
799
Van Eck Sequence
691
π
744
835
τ
805
φ
731
918
√2
704
𝑒
698