12 Days of Christmas
337
525
341
99 Bottles of Beer
641
332
Abundant Numbers
657
Abundant Numbers (Long)
675
721
Arabic to Roman
426
Arithmetic Numbers
465
Arrows
180
220
Ascending Primes
548
ASCII Table
428
Calendar
529
Catalan’s Constant
105
Christmas Trees
518
Collatz
511
803
599
CSS Colors
102
Cubes
284
Day of Week
649
682
589
698615
580
Diamonds
418
Divisors
547
924
683
Emirp Numbers
427
Emirp Numbers (Long)
479
Emojify
266
Evil Numbers
412
608
754
Evil Numbers (Long)
399
581
Farey Sequence
429
Fibonacci
615561329506771222460803726538508790701507680607516507588495531
872742657464750274713955557480665508572454270932430345608710736375660769572471746340603
Fizz Buzz
397
812
745
548
820582
754
861
Foo Fizz Buzz Bar
688
594
722
Forsyth–Edwards Notation
423
361
Fractions
546
546
498
Happy Numbers
418
Happy Numbers (Long)
521
Intersection
481
Inventory Sequence
624
ISBN
424
520
540
Kolakoski Constant
28
Leap Years
654
703
754
ln 2
70
659
Look and Say
434
Lucky Numbers
757
Medal Tally
343
Niven Numbers
388585546
607428
486
641
Niven Numbers (Long)
472661639
687486
599
700
Odious Numbers
751
Odious Numbers (Long)
645
749
Pangram Grep
540
810
622
Pascal’s Triangle
394529529
571
Pernicious Numbers
660
Pernicious Numbers (Long)
632
701
Prime Numbers
597
689
515
585
Prime Numbers (Long)
704
762
602
Quine
493
661
945
617
854
Rock-paper-scissors-Spock-lizard
370
Tongue-twisters
282
United States
86
γ
300
λ
229
π
78
258
359
τ
329
φ
53
√2
472
700
𝑒
35865