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
803
Arrows
476
Ascending Primes
803
ASCII Table
622
605
brainfuck
631
Catalan Numbers
602
Catalan’s Constant
575
Christmas Trees
788
Collatz
761770401
751824714
967
724
CSS Colors
210
Cubes
428
Day of Week
664
Diamonds
584
Divisors
413
871
Emirp Numbers
516
Emirp Numbers (Long)
629
Emojify
515
Evil Numbers
749
Evil Numbers (Long)
520
747
Factorial Factorisation
839
Farey Sequence
469
Fibonacci
876
684755718
899
866
Fizz Buzz
989
Foo Fizz Buzz Bar
572
Fractions
704
Gijswijt’s Sequence
559
Happy Numbers
595
Happy Numbers (Long)
687
Inventory Sequence
703
ISBN
849
Kolakoski Constant
68
Kolakoski Sequence
528
Leap Years
587
979
Levenshtein Distance
624
Leyland Numbers
75
ln 2
896
948
Look and Say
876
Lucky Numbers
582
Morse Encoder
567
Niven Numbers
972
Niven Numbers (Long)
840
Number Spiral
264
Odious Numbers
507
763
Odious Numbers (Long)
759
Ordinal Numbers
908
Pangram Grep
572
Pascal’s Triangle
792
Pernicious Numbers
609
Pernicious Numbers (Long)
507
Prime Numbers
827
597
896
872
Prime Numbers (Long)
766
888
Quine
1,000
866
Recamán
913
Repeating Decimals
501
Reverse Polish Notation
753
Rijndael S-box
530
266
836
Roman to Arabic
528
Rule 110
747
SI Units
322
Sierpiński Triangle
573
Smith Numbers
587
Spelling Numbers
526
Time Distance
497
Tongue-twisters
556
United States
415
Vampire Numbers
86
Van Eck Sequence
553
Zodiac Signs
667
γ
673
λ
297
183
π
668859611810278100981156753436283915665481327713727642512615178629
10213416017225745050561033715659114234120313568252107132111144
τ
654
782
φ
688
900
√2
922
736
𝑒
692
959
698