12 Days of Christmas
638
24 Game
46
99 Bottles of Beer
630
Abundant Numbers
764
Abundant Numbers (Long)
803
Arabic to Roman
572
Arithmetic Numbers
528
Arrows
461
Ascending Primes
218
ASCII Table
571
brainfuck
515
Catalan Numbers
54
Catalan’s Constant
180
Christmas Trees
337
Collatz
934
CSS Colors
206
Cubes
207
Day of Week
713
Diamonds
192
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
727438595
634661387794899483683542
Fizz Buzz
989979891
Foo Fizz Buzz Bar
48
Fractions
658
Gijswijt’s Sequence
115
Happy Numbers
429
Happy Numbers (Long)
222
Inventory Sequence
72
ISBN
659
Kolakoski Constant
192
Kolakoski Sequence
135
Leap Years
792770
912819814
Leyland Numbers
201
ln 2
142
Look and Say
171
Lucky Numbers
51
Morse Encoder
160
N Queens
218
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
443
Prime Numbers (Long)
27
Quine
411429
808
946
Recamán
147
Reverse Polish Notation
754
Reversi
458
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
249
Van Eck Sequence
61
γ
199
λ
350
π
164
τ
167
φ
134
√2
140
𝑒
135