12 Days of Christmas
866
99 Bottles of Beer
665
Abundant Numbers
738
744
Abundant Numbers (Long)
876
Arabic to Roman
591
Arithmetic Numbers
810
ASCII Table
686
brainfuck
Catalan Numbers
690
Catalan’s Constant
590
Christmas Trees
670
669
Collatz
900
Day of Week
784
Diamonds
692
Divisors
920
934
Emirp Numbers
765
Emirp Numbers (Long)
668
Evil Numbers
785
Evil Numbers (Long)
740
Factorial Factorisation
576
Fibonacci
935
796
Fizz Buzz
945
761
Foo Fizz Buzz Bar
780
Fractions
505
Happy Numbers
226442415626397773644532423540416111560526403460212388559416893327417637725456482476
Happy Numbers (Long)
568
Intersection
755
Leap Years
815
840
Leyland Numbers
815
ln 2
766
Look and Say
637
Morse Decoder
Niven Numbers
759
Niven Numbers (Long)
669
Odious Numbers
783
Odious Numbers (Long)
766
Ordinal Numbers
773
Pangram Grep
787
Pascal’s Triangle
711
Pernicious Numbers
652
Prime Numbers
292
785
Prime Numbers (Long)
679
Quine
946
244
Recamán
718
Rule 110
417
Seven Segment
567
Sierpiński Triangle
448
Tongue-twisters
750
United States
207
Vampire Numbers
739
Van Eck Sequence
496
λ
230
π
588
τ
574
φ
847
√2
874
𝑒
745