12 Days of Christmas
894
24 Game
19
99 Bottles of Beer
377
Arithmetic Numbers
2
Arrows
337
Ascending Primes
111
ASCII Table
265
Catalan Numbers
10
Christmas Trees
85
Collatz
937
Cubes
30
Day of Week
1,000
Diamonds
42
Evil Numbers
345
Evil Numbers (Long)
346
Factorial Factorisation
416
Farey Sequence
10
Fibonacci
719
Fizz Buzz
776
Fractions
514
Happy Numbers
458
Happy Numbers (Long)
453
Inventory Sequence
15
Kolakoski Constant
69
Leap Years
817
Levenshtein Distance
245
Leyland Numbers
63
Niven Numbers
550
Niven Numbers (Long)
494
Odious Numbers
316
Odious Numbers (Long)
356
Pascal’s Triangle
10248
Pernicious Numbers
394
Prime Numbers
381
Prime Numbers (Long)
5
Quine
942
Recamán
46
Rule 110
4
Sierpiński Triangle
84
Smith Numbers
49
Tongue-twisters
636
United States
209
λ
160
π
127