12 Days of Christmas
840
99 Bottles of Beer
797
Abundant Numbers
785
Abundant Numbers (Long)
931
Arabic to Roman
685
Arithmetic Numbers
910
Arrows
774
Ascending Primes
454
ASCII Table
721
brainfuck
728
Card Number Validation
703
Catalan Numbers
874
Catalan’s Constant
576
Christmas Trees
685
Collatz
551874743
913
CSS Colors
519
Cubes
553
Day of Week
887
Diamonds
651
Divisors
984
Emirp Numbers
628
Emirp Numbers (Long)
688
Emojify
482
Evil Numbers
958
Evil Numbers (Long)
952
Factorial Factorisation
659
Farey Sequence
562
Fibonacci
452533806752666823819674
689935321709
Fizz Buzz
977
Foo Fizz Buzz Bar
986
Forsyth–Edwards Notation
684
Fractions
745
Gijswijt’s Sequence
405
Happy Numbers
769
Happy Numbers (Long)
822
Hexdump
793
Intersection
802
Inventory Sequence
643
ISBN
735
Jacobi Symbol
672
Kaprekar Numbers
294
Kolakoski Constant
727
Kolakoski Sequence
865
Leap Years
815
589
Levenshtein Distance
572
Leyland Numbers
816
ln 2
842
Lucky Numbers
576
Lucky Tickets
644
Mandelbrot
711
Medal Tally
593
Niven Numbers
802
Niven Numbers (Long)
905
Odious Numbers
956
Odious Numbers (Long)
949
Ordinal Numbers
515
907
997
Pangram Grep
910
Partition Numbers
443
Pascal’s Triangle
975
Pernicious Numbers
767
Pernicious Numbers (Long)
816
Prime Numbers
744
892
Prime Numbers (Long)
952
Proximity Grid
379
Quine
946
Repeating Decimals
533
Reverse Polish Notation
772
Seven Segment
589
Time Distance
789
United States
298
Van Eck Sequence
721
Zodiac Signs
596
π
949
τ
915
φ
906
√2
859
𝑒
824