12 Days of Christmas
905
99 Bottles of Beer
408
Abundant Numbers
709
Abundant Numbers (Long)
778
Arabic to Roman
486
Arithmetic Numbers
618
Arrows
219
ASCII Table
480
Card Number Validation
543
Christmas Trees
664
Collatz
587
766
CSS Colors
233
Day of Week
668
DFA Simulator
484
Diamonds
404
Divisors
491
933
Emirp Numbers
496
Emirp Numbers (Long)
573
Emojify
268
Evil Numbers
873
Evil Numbers (Long)
851
Factorial Factorisation
257
Farey Sequence
692
Fibonacci
526
935
Fizz Buzz
849840668712839956590373
Foo Fizz Buzz Bar
309
971
Forsyth–Edwards Notation
551
Fractions
563
Happy Numbers
491
Happy Numbers (Long)
618
Intersection
730
ISBN
555445
627
543
Leap Years
815
ln 2
953
Look and Say
391
Lucky Numbers
482
Mandelbrot
214
469
Minesweeper
502
445
Morse Encoder
172
N Queens
311
Niven Numbers
758
Niven Numbers (Long)
827
Number Spiral
202
Odious Numbers
852
Odious Numbers (Long)
197
849
Ordinal Numbers
590
554
PalindromemordnilaP
573
686
Pangram Grep
333
860772
Pascal’s Triangle
775
Pernicious Numbers
798
Prime Numbers
935
Prime Numbers (Long)
702
Quine
944
Recamán
656
Rijndael S-box
582
ROT13
457
Scrambled Sort
263
Set
425
Seven Segment
388
Sierpiński Triangle
569
Smith Numbers
403
Spelling Numbers
227
Star Wars GPT
437
Tic-tac-toe
492
Time Distance
369
Tongue-twisters
495
Tower of Hanoi
730
778
896
860
Transpose Sentence
491
Trinomial Triangle
257
United States
206
Van Eck Sequence
801
Zeckendorf Representation
561
Zodiac Signs
203
π
427
φ
581
√2
978
𝑒
976