12 Days of Christmas
131
24 Game
30
99 Bottles of Beer
13
518
Abundant Numbers
326
721
745
Abundant Numbers (Long)
92
Arabic to Roman
Arithmetic Numbers
3
Arrows
Ascending Primes
166
ASCII Table
146
738
brainfuck
Card Number Validation
Catalan Numbers
25
Catalan’s Constant
173
Christmas Trees
133
Collatz
21
800
CSS Colors
Cubes
36
Day of Week
DFA Simulator
Diamonds
67
Divisors
47
841
881
841
811
932
945
Emirp Numbers
543
Emirp Numbers (Long)
91
Emojify
Evil Numbers
507
855
665
985
879
892
892
Evil Numbers (Long)
21
685
659
986
Factorial Factorisation
182
645
739
Farey Sequence
13
637
Fibonacci
292
858
938
867
841
934
942
Fizz Buzz
130
801
831
475
800
956
764
Foo Fizz Buzz Bar
13
Forsyth–Edwards Notation
Fractions
Game of Life
Gijswijt’s Sequence
43
Happy Numbers
523
565
Happy Numbers (Long)
118
612
Hexdump
Intersection
Inventory Sequence
24
789
ISBN
Jacobi Symbol
Kaprekar Numbers
811
683
785
Kolakoski Constant
57
Kolakoski Sequence
25
Leap Years
79
870
824
Levenshtein Distance
Leyland Numbers
192
ln 2
113
Look and Say
44
Lucky Numbers
18
Lucky Tickets
Maze
Medal Tally
Morse Decoder
Morse Encoder
Musical Chords
N Queens
62
464
Niven Numbers
525
869
912
Niven Numbers (Long)
9
Number Spiral
252
Odious Numbers
486
836
677
992
885
870
903
Odious Numbers (Long)
19
705
661
993
Ordinal Numbers
PalindromemordnilaP
Pangram Grep
Pascal’s Triangle
88
601
Pernicious Numbers
417
744
Pernicious Numbers (Long)
3
619
Poker
Polyominoes
Prime Numbers
539
699
752
620
723
934
910
Prime Numbers (Long)
8
710
808
Proximity Grid
QR Decoder
Quine
Recamán
76
Repeating Decimals
Reverse Polish Notation
Reversi
Rijndael S-box
131
304
Rock-paper-scissors-Spock-lizard
Roman to Arabic
Rule 110
5
Seven Segment
SI Units
Sierpiński Triangle
102
632
Smith Numbers
133
Spelling Numbers
Star Wars Opening Crawl
Sudoku
Sudoku (Fill-in)
Ten-pin Bowling
Time Distance
Tongue-twisters
569
Transpose Sentence
United States
Vampire Numbers
214
Van Eck Sequence
29
Zeckendorf Representation
Zodiac Signs
γ
488
λ
369
π
129
175
226
τ
131
φ
87
√2
81
𝑒
90
138