12 Days of Christmas
373
Abundant Numbers
719
Arabic to Roman
430
Christmas Trees
618
Cubes
374
Diamonds
528
Divisors
933
Emirp Numbers
858
Evil Numbers
494982
Fibonacci
509960
Fizz Buzz
891
Happy Numbers
554
Leap Years
865
Morse Decoder
410
Morse Encoder
440
Niven Numbers
566960
Odious Numbers
509980
Ordinal Numbers
739
Pangram Grep
639
Pascal’s Triangle
872
Pernicious Numbers
699
Prime Numbers
872
Quine
947
Rock-paper-scissors-Spock-lizard
460
Roman to Arabic
336
Rule 110
343
Seven Segment
521
Sierpiński Triangle
697
Spelling Numbers
215
United States
314
φ
683
√2
705