12 Days of Christmas
426
99 Bottles of Beer
709
Abundant Numbers
785
Abundant Numbers (Long)
821
Arabic to Roman
450
Arithmetic Numbers
829
Arrows
618
ASCII Table
582
Billiards
509
brainfuck
536
Card Number Validation
535
Catalan Numbers
903
Catalan’s Constant
281
Christmas Trees
630
Collatz
867
CSS Colors
574
Cubes
258
Diamonds
533
Divisors
805
Emirp Numbers
363
Emirp Numbers (Long)
435
Emojify
445
Evil Numbers
640
Evil Numbers (Long)
653
Farey Sequence
635
Fibonacci
948
Fizz Buzz
937
Foo Fizz Buzz Bar
844
Forsyth–Edwards Notation
584
Fractions
613
Happy Numbers
620
Happy Numbers (Long)
574
Intersection
723
Inventory Sequence
641
ISBN
687
Jacobi Symbol
580
Kolakoski Constant
454
Kolakoski Sequence
406
Leap Years
813
Levenshtein Distance
497
Leyland Numbers
606
ln 2
777
Look and Say
583
Lucky Numbers
628
Lucky Tickets
373
Morse Decoder
503
Morse Encoder
349
Niven Numbers
964
Niven Numbers (Long)
892
Number Spiral
421
Odious Numbers
648
Odious Numbers (Long)
659
Ordinal Numbers
749
Pangram Grep
546
Pascal’s Triangle
545
Pernicious Numbers
509
Pernicious Numbers (Long)
617
Prime Numbers
895
Prime Numbers (Long)
698
Proximity Grid
420
Quine
864
Recamán
547
Reverse Polish Notation
789
Rijndael S-box
466
Rock-paper-scissors-Spock-lizard
337
Roman to Arabic
590
Rule 110
429
Seven Segment
526
Sierpiński Triangle
405
Smith Numbers
526
Spelling Numbers
424
Tongue-twisters
967
United States
220
Vampire Numbers
85
Van Eck Sequence
713
λ
460
π
784
τ
768
φ
417
√2
457
𝑒
428