12 Days of Christmas
417
24 Game
14
99 Bottles of Beer
466
Abundant Numbers
691
Abundant Numbers (Long)
709
Alphabetic Numbers
137
Arabic to Roman
503
Arithmetic Numbers
758
Arrows
467
Ascending Primes
211
ASCII Table
571
Calendar
323
Card Number Validation
447
Catalan Numbers
10
Catalan’s Constant
68
Christmas Trees
766
Collatz
810
Continued Fractions
810
CSS Colors
788
Cubes
197
Day of Week
941
Diamonds
704
Divisors
640
Emirp Numbers
316
Emirp Numbers (Long)
544
Emojify
408
Evil Numbers
472
Evil Numbers (Long)
537
Factorial Factorisation
90
Farey Sequence
474
Fibonacci
711
Fizz Buzz
778
Foo Fizz Buzz Bar
571
Forsyth–Edwards Notation
517
Fractions
301
Gijswijt’s Sequence
28
Happy Numbers
190
Happy Numbers (Long)
319
Hexdump
259
Intersection
529
Inventory Sequence
17
ISBN
562
Kaprekar Numbers
219
Kolakoski Sequence
69
Leap Years
813
Leyland Numbers
741274
ln 2
42
Look and Say
445
Lucky Tickets
82
Mandelbrot
25
Medal Tally
535
Morse Decoder
244
Morse Encoder
250
Multitap Input
363
Niven Numbers
622
Niven Numbers (Long)
844
Number Spiral
361
Odious Numbers
444
Odious Numbers (Long)
491
Ordinal Numbers
470
PalindromemordnilaP
425
Pangram Grep
841
Partition Numbers
74
Pascal’s Triangle
606265
Pernicious Numbers
367
Pernicious Numbers (Long)
451
Polyominoes
30
Prime Numbers
683
Prime Numbers (Long)
577
Quine
293
Recamán
557
Repeating Decimals
288
Reverse Polish Notation
613
Roman to Arabic
401
ROT13
679
Rule 110
347
Scrambled Sort
577
Seven Segment
304
Sierpiński Triangle
291
Smith Numbers
44
Spelling Numbers
252
Star Wars GPT
582
Taxicab Numbers
520
Time Distance
324
Tongue-twisters
342
Topological Sort
209
Transpose Sentence
917
Trinomial Triangle
25
Ulam Sequence
424
United States
163
Van Eck Sequence
506
τ
53
√2
44
𝑒
38