12 Days of Christmas
340
24 Game
184
99 Bottles of Beer
342
Abundant Numbers
565
Abundant Numbers (Long)
620
Arabic to Roman
319
Arithmetic Numbers
536
Arrows
267
Ascending Primes
282
ASCII Table
362
Card Number Validation
375
Catalan Numbers
490
Catalan’s Constant
97
Christmas Trees
534
Collatz
668603691
787713822671
750
CSS Colors
75
Cubes
272
Day of Week
643
Diamonds
287
Divisors
737
683546549824
Emirp Numbers
332
Emirp Numbers (Long)
373
Emojify
218262
Evil Numbers
713
Evil Numbers (Long)
699
Factorial Factorisation
254
Farey Sequence
361
Fibonacci
932
Fizz Buzz
711
850661833328
Foo Fizz Buzz Bar
702
704543
Forsyth–Edwards Notation
328
Fractions
524
Happy Numbers
345
Happy Numbers (Long)
430
Hexdump
394
352
Intersection
329
Inventory Sequence
475
ISBN
483
Jacobi Symbol
300
Kolakoski Constant
57
Kolakoski Sequence
24
Leap Years
595
Leyland Numbers
480
ln 2
50
Look and Say
538
Lucky Numbers
544
Lucky Tickets
270
Maze
172164178
Morse Decoder
112
Morse Encoder
122
N Queens
270
Niven Numbers
641
Niven Numbers (Long)
701
Number Spiral
169
Odious Numbers
737
Odious Numbers (Long)
722
Ordinal Numbers
491502433524
PalindromemordnilaP
593
Pangram Grep
629
Partition Numbers
237
Pascal’s Triangle
350
Pernicious Numbers
330
Pernicious Numbers (Long)
406
Polyominoes
126
Prime Numbers
404
Prime Numbers (Long)
432
Quine
945854
Recamán
481
Repeating Decimals
233
Rijndael S-box
62
Rock-paper-scissors-Spock-lizard
239
Roman to Arabic
378
ROT13
377
Seven Segment
255
Sierpiński Triangle
409
Smith Numbers
328
Spelling Numbers
172
Sudoku
225
Sudoku (Fill-in)
142
Time Distance
414
255
Tongue-twisters
277
Transpose Sentence
513
261511
United States
86
Vampire Numbers
259
Van Eck Sequence
574
Zeckendorf Representation
374
462529399
γ
61
λ
97
π
56
τ
56
φ
586
√2
47
𝑒
46