12 Days of Christmas
152nd
Abundant Numbers
115th
Collatz
156th
Divisors
290th
Evil Numbers
131st
Fibonacci
273rd
Fizz Buzz
373rd801st
Foo Fizz Buzz Bar
92nd
Fractions
77th
Happy Numbers
181st
Happy Numbers (Long)
86th
Hexdump
30th
Intersection
91st
ISBN
63rd
Look and Say
74th
Ordinal Numbers
106th
Prime Numbers
186th
Quine
28th775th
Seven Segment
82nd
Sierpiński Triangle
85th
Tongue-twisters
75th
Zodiac Signs
26th