12 Days of Christmas
732
24 Game
280
99 Bottles of Beer
597
Abundant Numbers
587
Abundant Numbers (Long)
699
Arabic to Roman
448
Arithmetic Numbers
622
Arrows
286
Ascending Primes
320
ASCII Table
454
Card Number Validation
464
Catalan Numbers
490
Catalan’s Constant
114
Christmas Trees
612
Collatz
678603691
795713822741
750
CSS Colors
171
Cubes
359
Day of Week
802
Diamonds
343
Divisors
737
683546549886
Emirp Numbers
404
Emirp Numbers (Long)
443
Emojify
230294
Evil Numbers
713
Evil Numbers (Long)
699
Factorial Factorisation
320
Farey Sequence
400
Fibonacci
932
Fizz Buzz
711
850661911364
Foo Fizz Buzz Bar
704
885652
Forsyth–Edwards Notation
418
Fractions
616
Happy Numbers
444
Happy Numbers (Long)
507
Hexdump
394
515
Intersection
450
Inventory Sequence
503
ISBN
618
Jacobi Symbol
423
Kolakoski Constant
66
Kolakoski Sequence
25
Leap Years
595
Leyland Numbers
564
ln 2
51
Look and Say
663
Lucky Numbers
564
Lucky Tickets
356
Maze
189164248
Morse Decoder
98
Morse Encoder
106
N Queens
359
Niven Numbers
641
Niven Numbers (Long)
701
Number Spiral
208
Odious Numbers
737
Odious Numbers (Long)
722
Ordinal Numbers
492617452525
PalindromemordnilaP
729
Pangram Grep
742
Partition Numbers
255
Pascal’s Triangle
378
Pernicious Numbers
330
Pernicious Numbers (Long)
414
Polyominoes
174
Prime Numbers
404
Prime Numbers (Long)
432
Quine
945854
Recamán
533
Repeating Decimals
317
Rijndael S-box
90
Rock-paper-scissors-Spock-lizard
263
Roman to Arabic
500
ROT13
434
Seven Segment
347
Sierpiński Triangle
425
Smith Numbers
446
Spelling Numbers
280
Sudoku
280
Sudoku (Fill-in)
153
Time Distance
422
450
Tongue-twisters
496
Transpose Sentence
513
261644
United States
116
Vampire Numbers
350
Van Eck Sequence
606
Zeckendorf Representation
374
462728494
γ
74
λ
146
π
63
τ
62
φ
598
√2
47
𝑒
46