12 Days of Christmas
293rd427th
99 Bottles of Beer
146th
Abundant Numbers
666th
Christmas Trees
321st
Diamonds
353rd
Divisors
914th
Emirp Numbers
535th
Evil Numbers
811th
Fibonacci
937th
Fizz Buzz
58th
Foo Fizz Buzz Bar
1st
Fractions
389th
Happy Numbers
462nd
Leap Years
221st
Niven Numbers
475th
Odious Numbers
616th
Ordinal Numbers
392nd
Pangram Grep
463rd
Pascal’s Triangle
434th
Prime Numbers
979th
Prime Numbers (Long)
484th
Recamán
389th
Rock-paper-scissors-Spock-lizard
179th
Roman to Arabic
197th
Seven Segment
362nd
Van Eck Sequence
292nd
π
228th
τ
158th
φ
236th
√2
357th
𝑒
299th