12 Days of Christmas
885
24 Game
29
99 Bottles of Beer
746
Abundant Numbers
821
Abundant Numbers (Long)
863
Arabic to Roman
555
Arithmetic Numbers
801
Arrows
495
Ascending Primes
801
ASCII Table
631
719
brainfuck
766
Catalan Numbers
602
Catalan’s Constant
584
Christmas Trees
791
Collatz
773
776405
765826716
971
864
CSS Colors
231
Cubes
536
Day of Week
664
Diamonds
587
Divisors
413
871
Emirp Numbers
585
Emirp Numbers (Long)
628
Emojify
493
Evil Numbers
749
Evil Numbers (Long)
530
746
Factorial Factorisation
837
Farey Sequence
468
Fibonacci
875
699755718
899
866
Fizz Buzz
992
Foo Fizz Buzz Bar
586
Fractions
703
Gijswijt’s Sequence
559
Happy Numbers
722
Happy Numbers (Long)
689
Inventory Sequence
702
ISBN
853
Kolakoski Constant
68
Kolakoski Sequence
537
Leap Years
603
980
Levenshtein Distance
713
Leyland Numbers
75
ln 2
874
947
Look and Say
876
Lucky Numbers
581
Morse Encoder
470
Niven Numbers
976
Niven Numbers (Long)
843
Number Spiral
264
Odious Numbers
531
763
Odious Numbers (Long)
759
Ordinal Numbers
913
Pangram Grep
573
Pascal’s Triangle
792
Pernicious Numbers
609
Pernicious Numbers (Long)
506
Prime Numbers
826
608
896
872
Prime Numbers (Long)
772
888
Quine
1,000
866
Recamán
916
Repeating Decimals
571
Reverse Polish Notation
753
Rijndael S-box
681
315
791
Roman to Arabic
531
Rule 110
752
SI Units
569
Sierpiński Triangle
583
Smith Numbers
586
Spelling Numbers
853
Time Distance
709
Tongue-twisters
840
United States
458
Vampire Numbers
95
Van Eck Sequence
552
Zodiac Signs
815
γ
715
λ
474
511
π
689508595118105781001001146758466283915964481337613832632712515278630
10213416317225885051631064515659114259320313578252107132145145
τ
676
783
φ
710
905
√2
928
739
𝑒
706
963
700