12 Days of Christmas
314
506
335
99 Bottles of Beer
641
332
Abundant Numbers
657
Abundant Numbers (Long)
676
721
Arabic to Roman
425
Arithmetic Numbers
458
Arrows
178
219
Ascending Primes
549
ASCII Table
428
Calendar
530
Catalan’s Constant
105
Christmas Trees
518
Collatz
512
804
578
CSS Colors
102
Cubes
283
Day of Week
650
683
591
698616
582
Diamonds
418
Divisors
548
925
683
Emirp Numbers
427
Emirp Numbers (Long)
472
Emojify
266
Evil Numbers
412
609
754
Evil Numbers (Long)
399
581
Farey Sequence
430
Fibonacci
616562330507790222460803716538509791701507649607496508589497532
872742657464750274715956557481666509572454270933431345610710737376651770573472747340604
Fizz Buzz
396
810
720
547
819581
753
860
Foo Fizz Buzz Bar
681
590
720
Forsyth–Edwards Notation
423
362
Fractions
546
546
498
Happy Numbers
419
Happy Numbers (Long)
522
Intersection
476
Inventory Sequence
625
ISBN
425
520
541
Kolakoski Constant
28
Leap Years
655
703
754
ln 2
70
635
Look and Say
434
Lucky Numbers
754
Medal Tally
339
Niven Numbers
388586547
608428
487
641
Niven Numbers (Long)
473662639
688486
600
701
Odious Numbers
751
Odious Numbers (Long)
645
749
Pangram Grep
541
810
622
Pascal’s Triangle
394529530
571
Pernicious Numbers
660
Pernicious Numbers (Long)
620
674
Prime Numbers
597
690
516
585
Prime Numbers (Long)
705
763
602
Quine
494
662
945
617
854
Rock-paper-scissors-Spock-lizard
370
Tongue-twisters
281
United States
86
γ
300
λ
229
π
75
258
359
τ
329
φ
53
√2
472
686
𝑒
35165