12 Days of Christmas
895
99 Bottles of Beer
411
Abundant Numbers
721
Abundant Numbers (Long)
797
Arabic to Roman
497
Arithmetic Numbers
633
Arrows
224
ASCII Table
489
Calendar
543
Card Number Validation
563
Catalan’s Constant
60
Christmas Trees
61
675
Collatz
628
781
CSS Colors
242
Day of Week
694
DFA Simulator
503
Diamonds
412
Divisors
525
930
Emirp Numbers
505
Emirp Numbers (Long)
589
Emojify
272
Evil Numbers
889
Evil Numbers (Long)
872
Factorial Factorisation
265
Farey Sequence
716
Fibonacci
545
947
667
Fizz Buzz
873
7857
881
721
740
761848
613
411560
964
50
623407
Foo Fizz Buzz Bar
325
985
Forsyth–Edwards Notation
568
Fractions
579
Happy Numbers
500
Happy Numbers (Long)
635
Intersection
752
ISBN
393
580
505
645
658
Kolakoski Constant
59
Leap Years
827
ln 2
981
Look and Say
400
Lucky Numbers
495
Mandelbrot
242
484
Minesweeper
598
467
Morse Encoder
174
N Queens
324
Niven Numbers
772
Niven Numbers (Long)
847
Number Spiral
208
Odious Numbers
870
Odious Numbers (Long)
213
872
Ordinal Numbers
682
560
PalindromemordnilaP
486
714
Pangram Grep
377
894
792
Pascal’s Triangle
794
Pernicious Numbers
816
Prime Numbers
952
Prime Numbers (Long)
721
Quine
969
Recamán
671
Rijndael S-box
126
580
ROT13
476
Scrambled Sort
276
Set
434
Seven Segment
392
Sierpiński Triangle
581
Smith Numbers
415
Spelling Numbers
228
Star Wars GPT
459
Tic-tac-toe
511
Time Distance
377
Tongue-twisters
498
Tower of Hanoi
781
842
927
821
Transpose Sentence
515
Trinomial Triangle
268
Ulam Sequence
199
United States
210
Van Eck Sequence
828
Zeckendorf Representation
583
Zodiac Signs
212
γ
63
λ
98173
99
164
π
2919591102130104
1021041225673564579869759103695114610712614927476620140114591493074119147161191257849534368639
149
281120
τ
57
φ
598
√2
1,000
𝑒
1,00069