12 Days of Christmas
172nd
Abundant Numbers
141st
Abundant Numbers (Long)
86th
Arithmetic Numbers
68th
Christmas Trees
114th
Collatz
188th
Diamonds
167th
Divisors
34th115th
Evil Numbers
263rd
Evil Numbers (Long)
173rd
Factorial Factorisation
46th
Fibonacci
179th117th
Fizz Buzz
32nd
205th
Fractions
111th
Intersection
114th
Leap Years
169th
Look and Say
141st
Niven Numbers
201st
Niven Numbers (Long)
102nd
Odious Numbers
148th
Odious Numbers (Long)
104th
Pascal’s Triangle
107th
Pernicious Numbers
154th
Prime Numbers
148th
Prime Numbers (Long)
49th
ROT13
102nd
Set
51st
Smith Numbers
65th
Star Wars GPT
45th
Tic-tac-toe
66th
λ
148th