12 Days of Christmas
456
99 Bottles of Beer
389
585
Abundant Numbers
764
Abundant Numbers (Long)
838
Arabic to Roman
276
638
Arithmetic Numbers
744
Arrows
453
ASCII Table
734
brainfuck
476
Catalan Numbers
61870
Catalan’s Constant
133
180
Christmas Trees
678
Collatz
800
CSS Colors
118
Cubes
627
Diamonds
512
Divisors
748
926
Emirp Numbers
480
Emirp Numbers (Long)
601
Emojify
348
Evil Numbers
786
Evil Numbers (Long)
808
Factorial Factorisation
124
Fibonacci
815
805
Fizz Buzz
850
750
Foo Fizz Buzz Bar
715
651
Fractions
558
577
Gijswijt’s Sequence
54
Happy Numbers
448
Happy Numbers (Long)
649
Hexdump
569
Intersection
709
Inventory Sequence
32
ISBN
588
Kolakoski Constant
145
Kolakoski Sequence
688
Leap Years
770
Leyland Numbers
627
Look and Say
501
567
Lucky Numbers
505
Niven Numbers
704
789
Niven Numbers (Long)
836
Number Spiral
318
Odious Numbers
654
807
Odious Numbers (Long)
800
Ordinal Numbers
603
Pangram Grep
681
Pascal’s Triangle
96
492
Pernicious Numbers
618
655
Pernicious Numbers (Long)
747
Prime Numbers
639
870
Prime Numbers (Long)
627
913
Proximity Grid
238
Quine
632
Recamán
612
Repeating Decimals
411
Reverse Polish Notation
686
Rock-paper-scissors-Spock-lizard
334
Roman to Arabic
496
Rule 110
396
Seven Segment
323
Sierpiński Triangle
248
Smith Numbers
409
Spelling Numbers
534
Sudoku
343
Tongue-twisters
374
538
United States
181
Vampire Numbers
236
Van Eck Sequence
583
533
λ
207
211
π
116
138
τ
113
135
φ
101
134
√2
99671127
𝑒
97
102