12 Days of Christmas
788
24 Game
22
99 Bottles of Beer
717
Abundant Numbers
818
Abundant Numbers (Long)
858
Arabic to Roman
526
Arithmetic Numbers
802
Arrows
471
Ascending Primes
801
ASCII Table
621
605
brainfuck
631
Catalan Numbers
602
Catalan’s Constant
575
Christmas Trees
788
Collatz
759770401
751823714
967
724
CSS Colors
210
Cubes
427
Day of Week
664
Diamonds
584
Divisors
413
871
Emirp Numbers
516
Emirp Numbers (Long)
628
Emojify
515
Evil Numbers
749
Evil Numbers (Long)
520
746
Factorial Factorisation
838
Farey Sequence
468
Fibonacci
875
684755718
899
866
Fizz Buzz
989
Foo Fizz Buzz Bar
572
Fractions
703
Gijswijt’s Sequence
559
Happy Numbers
595
Happy Numbers (Long)
687
Inventory Sequence
702
ISBN
849
Kolakoski Constant
68
Kolakoski Sequence
528
Leap Years
587
979
Levenshtein Distance
624
Leyland Numbers
75
ln 2
896
947
Look and Say
876
Lucky Numbers
582
Morse Encoder
567
Niven Numbers
972
Niven Numbers (Long)
840
Number Spiral
264
Odious Numbers
531
763
Odious Numbers (Long)
759
Ordinal Numbers
908
Pangram Grep
572
Pascal’s Triangle
792
Pernicious Numbers
609
Pernicious Numbers (Long)
506
Prime Numbers
827
597
896
872
Prime Numbers (Long)
766
888
Quine
1,000
866
Recamán
913
Repeating Decimals
501
Reverse Polish Notation
752
Rijndael S-box
865
266
836
Roman to Arabic
528
Rule 110
747
SI Units
322
Sierpiński Triangle
573
Smith Numbers
586
Spelling Numbers
526
Time Distance
497
Tongue-twisters
556
United States
415
Vampire Numbers
85
Van Eck Sequence
552
Zodiac Signs
667
γ
673
λ
297
183
π
668859611810278100981146753436283915665481337713727642512615178629
10213416317225745050561033715659114234120313568252107132111144
τ
654
782
φ
688
900
√2
921
736
𝑒
692
959
698