12 Days of Christmas
639
24 Game
46
99 Bottles of Beer
631
Abundant Numbers
765
Abundant Numbers (Long)
804
Arabic to Roman
572
Arithmetic Numbers
529
Arrows
461
Ascending Primes
219
ASCII Table
571
brainfuck
515
Catalan Numbers
54
Catalan’s Constant
180
Christmas Trees
337
Collatz
935
CSS Colors
207
Cubes
207
Day of Week
715
Diamonds
192
Divisors
799
Emirp Numbers
388
Emirp Numbers (Long)
152
Emojify
349
Evil Numbers
461
Evil Numbers (Long)
69
Factorial Factorisation
243
Farey Sequence
56
Fibonacci
728439596
635663388795899483683542
Fizz Buzz
989979891
Foo Fizz Buzz Bar
48
Fractions
659
Gijswijt’s Sequence
115
Happy Numbers
430
Happy Numbers (Long)
222
Inventory Sequence
73
ISBN
661
Kolakoski Constant
193
Kolakoski Sequence
135
Leap Years
792772
913819815
Leyland Numbers
202
ln 2
142
Look and Say
171
Lucky Numbers
51
Morse Encoder
160
N Queens
217
Niven Numbers
413
Niven Numbers (Long)
29
Number Spiral
377
Odious Numbers
443
Odious Numbers (Long)
69
Pascal’s Triangle
162
Pernicious Numbers
305
Pernicious Numbers (Long)
10
Prime Numbers
443
Prime Numbers (Long)
27
Quine
411427
805
944
Recamán
147
Reverse Polish Notation
756
Reversi
460
Rijndael S-box
304
Rock-paper-scissors-Spock-lizard
637
Seven Segment
522
SI Units
489
Sierpiński Triangle
247
Smith Numbers
157
Tongue-twisters
606
United States
203
Vampire Numbers
250
Van Eck Sequence
62
γ
199
λ
350
π
164
τ
168
φ
135
√2
140
𝑒
135