12 Days of Christmas
352
24 Game
186
99 Bottles of Beer
345
Abundant Numbers
576
Abundant Numbers (Long)
640
Arabic to Roman
327
Arithmetic Numbers
563
Arrows
275
Ascending Primes
294
ASCII Table
369
Card Number Validation
392
Catalan Numbers
506
Catalan’s Constant
100
Christmas Trees
545
Collatz
696641730
892753841687
800
CSS Colors
78
Cubes
289
Day of Week
667
Diamonds
295
Divisors
769
738563586857
Emirp Numbers
340
Emirp Numbers (Long)
387
Emojify
236269
Evil Numbers
727
Evil Numbers (Long)
719
Factorial Factorisation
264
Farey Sequence
400
Fibonacci
947
Fizz Buzz
727
862684841336
Foo Fizz Buzz Bar
725
717571
Forsyth–Edwards Notation
341
Fractions
539
Happy Numbers
353
Happy Numbers (Long)
445
Hexdump
463
361
Intersection
342
Inventory Sequence
495
ISBN
500
Jacobi Symbol
322
Kolakoski Constant
62
Kolakoski Sequence
25
Leap Years
606
Leyland Numbers
496
ln 2
51
Look and Say
556
Lucky Numbers
565
Lucky Tickets
284
Maze
186203186
Morse Decoder
115
Morse Encoder
126
N Queens
282
Niven Numbers
657
Niven Numbers (Long)
725
Number Spiral
176
Odious Numbers
755
Odious Numbers (Long)
745
Ordinal Numbers
534524455575
PalindromemordnilaP
625
Pangram Grep
649
Partition Numbers
249
Pascal’s Triangle
360
Pernicious Numbers
339
Pernicious Numbers (Long)
421
Polyominoes
143
Prime Numbers
412
Prime Numbers (Long)
444
Quine
969893
Recamán
495
Repeating Decimals
240
Rijndael S-box
65
Rock-paper-scissors-Spock-lizard
243
Roman to Arabic
392
ROT13
393
Seven Segment
266
Sierpiński Triangle
422
Smith Numbers
339
Spelling Numbers
184
Sudoku
231
Sudoku (Fill-in)
148
Time Distance
494
260
Tongue-twisters
279
Transpose Sentence
601
306539
United States
90
Vampire Numbers
269
Van Eck Sequence
596
Zeckendorf Representation
425
529555477
γ
63
λ
102
π
57
τ
57
φ
605
√2
48
𝑒
47