12 Days of Christmas
403
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
118
Day of Week
402
DFA Simulator
484
Diamonds
389
Divisors
491
933
Emirp Numbers
496
Emirp Numbers (Long)
573
Emojify
268
Evil Numbers
873
Evil Numbers (Long)
851
Factorial Factorisation
257
Farey Sequence
691
Fibonacci
526
935
Fizz Buzz
849840656707839891589373
Foo Fizz Buzz Bar
309
784
Forsyth–Edwards Notation
540
Fractions
563
Happy Numbers
491
Happy Numbers (Long)
618
ISBN
555441
627
543
Leap Years
815
ln 2
953
Look and Say
388
Lucky Numbers
481
Mandelbrot
214
469
Minesweeper
806
444
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
585
554
PalindromemordnilaP
422
686
Pangram Grep
333
772
Pascal’s Triangle
775
Pernicious Numbers
798
Prime Numbers
934
Prime Numbers (Long)
702
Quine
944
Recamán
656
Rijndael S-box
152
ROT13
457
Scrambled Sort
263
Set
425
Seven Segment
314
Sierpiński Triangle
569
Smith Numbers
403
Spelling Numbers
218
Star Wars GPT
437
Tic-tac-toe
488
Time Distance
369
Tongue-twisters
271
Transpose Sentence
491
Trinomial Triangle
257
United States
205
Zeckendorf Representation
561
Zodiac Signs
203
π
427
φ
581
√2
978
𝑒
976