12 Days of Christmas
806
99 Bottles of Beer
646
Abundant Numbers
794
Abundant Numbers (Long)
835
Arabic to Roman
475
Arithmetic Numbers
842
Arrows
441
ASCII Table
690
Billiards
600
brainfuck
651
Card Number Validation
540
Catalan Numbers
911
Catalan’s Constant
285
Christmas Trees
636
Collatz
891
CSS Colors
631
Cubes
358
Diamonds
540
Divisors
812
Emirp Numbers
414
Emirp Numbers (Long)
438
Emojify
445
Evil Numbers
642
Evil Numbers (Long)
656
Farey Sequence
634
Fibonacci
952
Fizz Buzz
941
Foo Fizz Buzz Bar
851
Forsyth–Edwards Notation
599
Fractions
611
Happy Numbers
759
Happy Numbers (Long)
582
Intersection
811
Inventory Sequence
648
ISBN
695
Jacobi Symbol
580
Kolakoski Constant
459
Kolakoski Sequence
405
Leap Years
837
Levenshtein Distance
570
Leyland Numbers
615
ln 2
786
Look and Say
591
Lucky Numbers
635
Lucky Tickets
384
Morse Decoder
630
Morse Encoder
403
Niven Numbers
977
Niven Numbers (Long)
909
Number Spiral
424
Odious Numbers
652
Odious Numbers (Long)
665
Ordinal Numbers
753
Pangram Grep
552
Pascal’s Triangle
548
Pernicious Numbers
514
Pernicious Numbers (Long)
631
Prime Numbers
897
Prime Numbers (Long)
701
Proximity Grid
497
Quine
866
Recamán
556
Reverse Polish Notation
787
Rijndael S-box
601
Rock-paper-scissors-Spock-lizard
309
Roman to Arabic
598
Rule 110
441
Seven Segment
601
Sierpiński Triangle
423
Smith Numbers
526
Spelling Numbers
692
Tongue-twisters
872
United States
155
Vampire Numbers
95
Van Eck Sequence
718
λ
657
π
787
τ
774
φ
421
√2
464
𝑒
434