12 Days of Christmas
406
99 Bottles of Beer
397
Abundant Numbers
710
ASCII Table
504
Catalan Numbers
786
Christmas Trees
514
Diamonds
376
Divisors
947
Emirp Numbers
509
Evil Numbers
602741
Fibonacci
563
Fizz Buzz
841855
Foo Fizz Buzz Bar
725
Fractions
459
Happy Numbers
456449
Happy Numbers (Long)
565
Intersection
473
ISBN
526
Kolakoski Constant
543
Kolakoski Sequence
836
Leap Years
750877827
Leyland Numbers
705
Niven Numbers
759
Odious Numbers
741
Ordinal Numbers
641
Pangram Grep
709
Pernicious Numbers
580
Prime Numbers
576678
Prime Numbers (Long)
698
Recamán
696
Reverse Polish Notation
658
Roman to Arabic
443
Smith Numbers
497
Spelling Numbers
264
Time Distance
460
Tongue-twisters
343
United States
Vampire Numbers
513
Van Eck Sequence
654
π
57
φ
881
√2
485