12 Days of Christmas
395
99 Bottles of Beer
405
Abundant Numbers
706
Arabic to Roman
411
Christmas Trees
653
CSS Colors
104
Cubes
313
Diamonds
524
Divisors
911
Emirp Numbers
494
Emojify
359
Evil Numbers
957
Fibonacci
933
Fizz Buzz
860
Happy Numbers
438
Leap Years
511
768
Levenshtein Distance
372
Leyland Numbers
731
Lucky Tickets
Morse Decoder
213
Morse Encoder
260
Niven Numbers
716
Odious Numbers
953
Ordinal Numbers
590
Pangram Grep
704
Pascal’s Triangle
399
Pernicious Numbers
378
Prime Numbers
700
Quine
946
Recamán
478
539423763283
Rock-paper-scissors-Spock-lizard
391
Roman to Arabic
627
Rule 110
9
Seven Segment
334
Sierpiński Triangle
588
Spelling Numbers
196
Tongue-twisters
295
United States
343
Vampire Numbers
67
λ
96
π
414
τ
404
φ
682
√2
707
𝑒
642