12 Days of Christmas
653
99 Bottles of Beer
380
Abundant Numbers
708
710
Abundant Numbers (Long)
776
Arabic to Roman
429
Arithmetic Numbers
670
ASCII Table
542
brainfuck
Catalan Numbers
690
Catalan’s Constant
505
Christmas Trees
583
665
Collatz
753
Day of Week
627
Diamonds
577
Divisors
871
933
Emirp Numbers
885
Emirp Numbers (Long)
556
Evil Numbers
785
Evil Numbers (Long)
739
Factorial Factorisation
458
Fibonacci
934
795
Fizz Buzz
862
758
Foo Fizz Buzz Bar
619
Fractions
429
Happy Numbers
169
438
414
461
292
768
367
349
449
353
103
476
433
291
579
347
158
306
403
276
812
270
260
491
620
278
358
368
Happy Numbers (Long)
481
Intersection
554
Leap Years
814
838
Leyland Numbers
694
ln 2
751
Look and Say
518
Morse Decoder
Niven Numbers
757
Niven Numbers (Long)
667
Odious Numbers
783
Odious Numbers (Long)
765
Ordinal Numbers
630
Pangram Grep
667
Pascal’s Triangle
659
Pernicious Numbers
651
Prime Numbers
292
784
Prime Numbers (Long)
750
Quine
946
356
Recamán
648
Rule 110
386
Seven Segment
414
Sierpiński Triangle
423
Tongue-twisters
423
United States
340
Vampire Numbers
546
Van Eck Sequence
469
λ
466
π
526
τ
512
φ
827
√2
870
𝑒
742