12 Days of Christmas
638
24 Game
47
99 Bottles of Beer
630
Abundant Numbers
764
Abundant Numbers (Long)
802
Arabic to Roman
571
Arithmetic Numbers
527
Arrows
455
Ascending Primes
217
ASCII Table
570
brainfuck
515
Catalan Numbers
54
Catalan’s Constant
180
Christmas Trees
337
Collatz
933
CSS Colors
206
Cubes
207
Day of Week
713
Diamonds
191
Divisors
799
Emirp Numbers
388
Emirp Numbers (Long)
151
Emojify
349
Evil Numbers
461
Evil Numbers (Long)
69
Factorial Factorisation
243
Farey Sequence
56
Fibonacci
726438594
634660387793899483683541
Fizz Buzz
989979891
Foo Fizz Buzz Bar
48
Fractions
657
Gijswijt’s Sequence
115
Happy Numbers
429
Happy Numbers (Long)
222
Inventory Sequence
72
ISBN
658
Kolakoski Constant
192
Kolakoski Sequence
134
Leap Years
791768
912818814
Leyland Numbers
201
ln 2
141
Look and Say
171
Lucky Numbers
51
Morse Encoder
160
N Queens
217
Niven Numbers
412
Niven Numbers (Long)
29
Number Spiral
376
Odious Numbers
443
Odious Numbers (Long)
68
Pascal’s Triangle
161
Pernicious Numbers
304
Pernicious Numbers (Long)
10
Prime Numbers
442
Prime Numbers (Long)
27
Quine
411428
808
946
Recamán
147
Reverse Polish Notation
752
Reversi
457
Rijndael S-box
303
Rock-paper-scissors-Spock-lizard
638
Seven Segment
521
SI Units
488
Sierpiński Triangle
246
Smith Numbers
157
Tongue-twisters
606
United States
202
Vampire Numbers
250
Van Eck Sequence
61
γ
201
λ
350
π
164
τ
167
φ
134
√2
140
𝑒
135