12 Days of Christmas
571
358
99 Bottles of Beer
746
Abundant Numbers
690
819
491
631
Abundant Numbers (Long)
847
868
541
814
Arabic to Roman
606
Arrows
414
ASCII Table
722
Catalan Numbers
612
Catalan’s Constant
303
Christmas Trees
618
Collatz
890
898
846
Cubes
33
Day of Week
263
Diamonds
502
49
Divisors
720
800
765
Emirp Numbers
416
365
Emirp Numbers (Long)
557
Emojify
291
Evil Numbers
801
440
Evil Numbers (Long)
801
563
Fibonacci
883
493
Fizz Buzz
465441907499553453956748452504484508446876342543
Foo Fizz Buzz Bar
766
875
774
767
Forsyth–Edwards Notation
362
Fractions
697
Happy Numbers
414
Happy Numbers (Long)
496
Intersection
727
ISBN
781
Kolakoski Constant
434
60
Kolakoski Sequence
611
Leap Years
818
572
Levenshtein Distance
584
Leyland Numbers
449
67
Look and Say
588
Lucky Numbers
489
Lucky Tickets
Morse Decoder
554
Morse Encoder
555
Musical Chords
289
Niven Numbers
822
Niven Numbers (Long)
686
Number Spiral
492
Odious Numbers
821
453
Odious Numbers (Long)
805
559
Ordinal Numbers
759
Pangram Grep
786
Pascal’s Triangle
650
487
62
Pernicious Numbers
688
349
Prime Numbers
783
386
Prime Numbers (Long)
791
511
Recamán
433
538
Reverse Polish Notation
376
Roman to Arabic
423
Rule 110
399
Seven Segment
451
Sierpiński Triangle
377
Smith Numbers
692
40
Spelling Numbers
462
Star Wars Opening Crawl
58
Time Distance
667
Tongue-twisters
340
421
United States
330
Vampire Numbers
396
70
Van Eck Sequence
397
20
π
309
56
τ
292
φ
618
√2
902
𝑒
528