12 Days of Christmas
766
777
99 Bottles of Beer
672
Abundant Numbers
769
565
513
710
Abundant Numbers (Long)
864
609
602
823
Arabic to Roman
521
Arrows
301
ASCII Table
611
Catalan Numbers
445
Catalan’s Constant
307
Christmas Trees
448
Collatz
895
641
856
Cubes
33
Day of Week
195
Diamonds
395
59
Divisors
721
550
766
Emirp Numbers
388
450
Emirp Numbers (Long)
431
Emojify
244
Evil Numbers
497
490
Evil Numbers (Long)
506
566
Fibonacci
539
493
Fizz Buzz
469443844504555570675751464507489579448960363547
Foo Fizz Buzz Bar
718
696
975
783
Forsyth–Edwards Notation
302
Fractions
583
Happy Numbers
349
Happy Numbers (Long)
370
Intersection
640
ISBN
641
Kolakoski Constant
327
67
Kolakoski Sequence
421
Leap Years
537
573
Levenshtein Distance
518
Leyland Numbers
356
79
Look and Say
448
Lucky Numbers
365
Lucky Tickets
Morse Decoder
496
Morse Encoder
534
Musical Chords
241
Niven Numbers
520
Niven Numbers (Long)
489
Number Spiral
404
Odious Numbers
509
503
Odious Numbers (Long)
514
562
Ordinal Numbers
612
Pangram Grep
614
Pascal’s Triangle
651
332
67
Pernicious Numbers
428
349
Prime Numbers
535
492
Prime Numbers (Long)
526
514
Recamán
313
596
Reverse Polish Notation
328
Roman to Arabic
346
Rule 110
313
Seven Segment
405
Sierpiński Triangle
260
Smith Numbers
519
55
Spelling Numbers
420
Star Wars Opening Crawl
55
Time Distance
644
Tongue-twisters
564
568
United States
310
Vampire Numbers
325
95
Van Eck Sequence
280
21
π
231
63
τ
219
φ
414
√2
500
𝑒
386