12 Days of Christmas
874
99 Bottles of Beer
713
Abundant Numbers
739
Abundant Numbers (Long)
877
Arabic to Roman
682
Arithmetic Numbers
725
Arrows
244
ASCII Table
609
Card Number Validation
669
Christmas Trees
763
Collatz
593
847
CSS Colors
245
Day of Week
501
DFA Simulator
714
Diamonds
466
Divisors
491
984
Emirp Numbers
611
Emirp Numbers (Long)
688
Emojify
297
Evil Numbers
873
Evil Numbers (Long)
851
Factorial Factorisation
324
Farey Sequence
785
Fibonacci
526
935
Fizz Buzz
856843664710841977593377
Foo Fizz Buzz Bar
315
987
Forsyth–Edwards Notation
653
Fractions
662
Happy Numbers
633
Happy Numbers (Long)
729
ISBN
557447
803
547
Leap Years
815
ln 2
971
Look and Say
477
Lucky Numbers
499
Mandelbrot
212
616
Minesweeper
814
620
Morse Encoder
252
N Queens
415
Niven Numbers
760
Niven Numbers (Long)
829
Number Spiral
247
Odious Numbers
852
Odious Numbers (Long)
197
849
Ordinal Numbers
592
681
PalindromemordnilaP
422
840
Pangram Grep
335
911
Pascal’s Triangle
836
Pernicious Numbers
798
Prime Numbers
934
Prime Numbers (Long)
702
Quine
944
Recamán
727
Rijndael S-box
213
ROT13
525
Scrambled Sort
336
Set
591
Seven Segment
430
Sierpiński Triangle
589
Smith Numbers
548
Spelling Numbers
372
Star Wars GPT
605
Tic-tac-toe
630
Time Distance
664
Tongue-twisters
487
Transpose Sentence
618
Trinomial Triangle
257
United States
277
Zeckendorf Representation
769
Zodiac Signs
283
π
478
φ
594
√2
982
𝑒
979