12 Days of Christmas
518
352
99 Bottles of Beer
658
Abundant Numbers
686
552
490
621
Abundant Numbers (Long)
842
599
539
801
Arabic to Roman
520
Arrows
333
ASCII Table
601
Catalan Numbers
442
Catalan’s Constant
229
Christmas Trees
443
Collatz
887
636
839
Cubes
32
Day of Week
195
Diamonds
389
49
Divisors
713
544
751
Emirp Numbers
277
364
Emirp Numbers (Long)
425
Emojify
246
Evil Numbers
488
438
Evil Numbers (Long)
500
560
Fibonacci
537
492
Fizz Buzz
463440839498552448672747450502481504444875340541
Foo Fizz Buzz Bar
716
695
774
770
Forsyth–Edwards Notation
301
Fractions
579
Happy Numbers
272
Happy Numbers (Long)
362
Intersection
628
ISBN
627
Kolakoski Constant
323
57
Kolakoski Sequence
410
Leap Years
502
571
Levenshtein Distance
517
Leyland Numbers
352
67
Look and Say
444
Lucky Numbers
358
Lucky Tickets
Morse Decoder
450
Morse Encoder
479
Musical Chords
234
Niven Numbers
512
Niven Numbers (Long)
457
Number Spiral
402
Odious Numbers
506
448
Odious Numbers (Long)
510
553
Ordinal Numbers
609
Pangram Grep
607
Pascal’s Triangle
648
330
62
Pernicious Numbers
424
348
Prime Numbers
504
384
Prime Numbers (Long)
524
510
Recamán
308
534
Reverse Polish Notation
329
Roman to Arabic
338
Rule 110
301
Seven Segment
367
Sierpiński Triangle
253
Smith Numbers
517
40
Spelling Numbers
394
Star Wars Opening Crawl
54
Time Distance
612
Tongue-twisters
341
359
United States
291
Vampire Numbers
323
70
Van Eck Sequence
275
20
π
214
56
τ
210
φ
406
√2
487
𝑒
373