12 Days of Christmas
2,808th
99 Bottles of Beer
3,031st3,008th
Abundant Numbers
3,633rd664th3,366th
Arabic to Roman
1,580th
Christmas Trees
2,546th2,563rd
Cubes
964th
Diamonds
1,687th1,677th
Divisors
4,182nd2,377th4,494th
Emirp Numbers
2,730th2,749th2,675th
Evil Numbers
4,408th3,695th
Fibonacci
7,480th8,548th8,578th
Fizz Buzz
6,144th12,137th
Happy Numbers
2,746th2,738th2,720th
Leap Years
3,987th3,986th3,977th
Morse Decoder
784th
Morse Encoder
887th
Niven Numbers
3,542nd3,539th3,506th
Odious Numbers
3,593rd3,565th3,518th
Ordinal Numbers
1,637th1,647th
Pangram Grep
2,173rd
Pascal’s Triangle
2,433rd2,309th
Pernicious Numbers
2,856th2,849th
Prime Numbers
4,797th4,834th4,758th
Quine
3,933rd
Rock-paper-scissors-Spock-lizard
881st
Roman to Arabic
1,179th
Rule 110
989th
Seven Segment
1,244th1,311th
Sierpiński Triangle
1,770th