12 Days of Christmas
848
99 Bottles of Beer
664
Abundant Numbers
734
737461
Abundant Numbers (Long)
856
Arabic to Roman
591
Arithmetic Numbers
774
ASCII Table
680
brainfuck
Catalan Numbers
687
Catalan’s Constant
586
Christmas Trees
666
662
Collatz
831
Day of Week
786
Diamonds
686
Divisors
915
925
Emirp Numbers
752
710
Emirp Numbers (Long)
666
Evil Numbers
784
683
Evil Numbers (Long)
738
Factorial Factorisation
573
Fibonacci
932
794720
Fizz Buzz
941
757548
Foo Fizz Buzz Bar
777
441
Fractions
506
Happy Numbers
217432413620395755634521414538411106396521393452208380550408888318410633715450472
Happy Numbers (Long)
564
Intersection
752
Leap Years
813
783402
Leyland Numbers
810
ln 2
762
Look and Say
633
Morse Decoder
Niven Numbers
753
571
Niven Numbers (Long)
662
Odious Numbers
781
652
Odious Numbers (Long)
763
Ordinal Numbers
763
Pangram Grep
783
Pascal’s Triangle
709
Pernicious Numbers
649
490
Prime Numbers
289
784
771
Prime Numbers (Long)
678
415
Quine
945
243
Recamán
712
Rule 110
413
Seven Segment
554
Sierpiński Triangle
436
Tongue-twisters
748
United States
199
Vampire Numbers
735
Van Eck Sequence
495
λ
211
π
587
τ
572
φ
842
√2
866
𝑒
739