12 Days of Christmas
299th
99 Bottles of Beer
475th
Abundant Numbers
275th
Arabic to Roman
275th
Christmas Trees
425th
Collatz
698th
Divisors
489th
Emirp Numbers
391st
Evil Numbers
495th
Fibonacci
477th1,400th
Fizz Buzz
58th
Foo Fizz Buzz Bar
1st
Happy Numbers
471st
Leap Years
221st
Niven Numbers
405th
Odious Numbers
302nd
Ordinal Numbers
157th
Pangram Grep
340th
Pascal’s Triangle
191st
Pernicious Numbers
275th
Prime Numbers
249th
Prime Numbers (Long)
237th
Quine
72nd
Recamán
281st
Roman to Arabic
198th
Seven Segment
286th
Spelling Numbers
60th
Time Distance
108th
π
492nd
φ
175th
√2
224th