12 Days of Christmas
567
724
99 Bottles of Beer
383
764
Abundant Numbers
842
Arabic to Roman
788
356
Arrows
444
ASCII Table
426
brainfuck
342
Christmas Trees
795
568
Collatz
828
CSS Colors
168
Cubes
301
Day of Week
789
Diamonds
277
649
610
Divisors
860
889778
Emirp Numbers
653
769
Emojify
513
Evil Numbers
949
706
Fibonacci
943
792
Fizz Buzz
2642885584054854258296645057677229
955441400774617
Foo Fizz Buzz Bar
868
Fractions
594
Happy Numbers
705
513
Intersection
691
ISBN
747
Kaprekar Numbers
148
Kolakoski Sequence
576
Leap Years
909
622
Levenshtein Distance
356
Leyland Numbers
227
Look and Say
822
Lucky Tickets
221
Morse Decoder
191
Morse Encoder
563
Niven Numbers
808
844
Number Spiral
263
Odious Numbers
949
727
Ordinal Numbers
1,000
Pangram Grep
894
889
Pascal’s Triangle
788
420
813
Pernicious Numbers
472
545
Poker
336
Prime Numbers
720
398
833
Quine
370
893
389563596359
Recamán
600
Rock-paper-scissors-Spock-lizard
362
Roman to Arabic
206
338
Rule 110
229
Seven Segment
234
416
Sierpiński Triangle
613
575
Smith Numbers
100
Spelling Numbers
385
Sudoku
184
Ten-pin Bowling
227
Tongue-twisters
550
United States
866
Vampire Numbers
166
Van Eck Sequence
642
λ
220
226
π
125
τ
253
φ
394
√2
179
𝑒
649