12 Days of Christmas
1,671st2,737th
Abundant Numbers
1,778th2,194th
Arabic to Roman
915th714th
brainfuck
522nd1,079th
Christmas Trees
1,039th
Cubes
879th
Diamonds
826th
Divisors
2,843rd
Emirp Numbers
1,634th1,799th
Evil Numbers
2,401st
Fibonacci
5,114th3,065th
Fizz Buzz
5,126th
Happy Numbers
1,679th2,665th
Leap Years
472nd
Morse Decoder
436th
Morse Encoder
448th419th
Niven Numbers
842nd1,676th
Odious Numbers
2,122nd
Ordinal Numbers
770th
Pangram Grep
1,187th
Pascal’s Triangle
1,903rd623rd
Pernicious Numbers
1,941st
Poker
Prime Numbers
2,535th
Rock-paper-scissors-Spock-lizard
564th
Rule 110
734th
Seven Segment
531st
Sierpiński Triangle
791st
λ
1,415th
π
1,047th
τ
813th
φ
734th
√2
753rd
𝑒
794th