12 Days of Christmas
345
24 Game
184
99 Bottles of Beer
342
Abundant Numbers
564
Abundant Numbers (Long)
620
Arabic to Roman
320
Arithmetic Numbers
536
Arrows
268
Ascending Primes
282
ASCII Table
362
Card Number Validation
375
Catalan Numbers
490
Catalan’s Constant
97
Christmas Trees
534
Collatz
667603691
787713820671
749
CSS Colors
75
Cubes
273
Day of Week
643
Diamonds
287
Divisors
737
682546549824
Emirp Numbers
332
Emirp Numbers (Long)
373
Emojify
218263
Evil Numbers
713
Evil Numbers (Long)
700
Factorial Factorisation
254
Farey Sequence
387
Fibonacci
932
Fizz Buzz
711
850661834329
Foo Fizz Buzz Bar
705
707547
Forsyth–Edwards Notation
328
Fractions
524
Happy Numbers
345
Happy Numbers (Long)
430
Hexdump
394
351
Intersection
329
Inventory Sequence
475
ISBN
483
Jacobi Symbol
310
Kolakoski Constant
57
Kolakoski Sequence
25
Leap Years
595
Leyland Numbers
479
ln 2
50
Look and Say
538
Lucky Numbers
545
Lucky Tickets
270
Maze
175167180
Morse Decoder
113
Morse Encoder
122
N Queens
272
Niven Numbers
641
Niven Numbers (Long)
700
Number Spiral
169
Odious Numbers
737
Odious Numbers (Long)
722
Ordinal Numbers
494503436526
PalindromemordnilaP
592
Pangram Grep
629
Partition Numbers
237
Pascal’s Triangle
350
Pernicious Numbers
330
Pernicious Numbers (Long)
405
Polyominoes
128
Prime Numbers
404
Prime Numbers (Long)
432
Quine
945854
Recamán
481
Repeating Decimals
232
Rijndael S-box
62
Rock-paper-scissors-Spock-lizard
239
Roman to Arabic
378
ROT13
377
Seven Segment
255
Sierpiński Triangle
410
Smith Numbers
329
Spelling Numbers
172
Sudoku
226
Sudoku (Fill-in)
142
Time Distance
414
255
Tongue-twisters
277
Transpose Sentence
517
262511
United States
86
Vampire Numbers
259
Van Eck Sequence
574
Zeckendorf Representation
372
459529398
γ
62
λ
97
π
56
τ
56
φ
586
√2
47
𝑒
46