12 Days of Christmas
63rd
Abundant Numbers
56th
Abundant Numbers (Long)
33rd
Arithmetic Numbers
24th
Christmas Trees
56th
Collatz
142nd
Diamonds
150th
Divisors
33rd1st
Evil Numbers
272nd
Evil Numbers (Long)
177th
Factorial Factorisation
34th
Fibonacci
187th120th
Fizz Buzz
31st
58th
Fractions
59th
Intersection
65th
Leap Years
173rd
Look and Say
123rd
Niven Numbers
211th
Niven Numbers (Long)
95th
Odious Numbers
153rd
Odious Numbers (Long)
109th
Pascal’s Triangle
78th
Pernicious Numbers
162nd
Prime Numbers
158th
Prime Numbers (Long)
52nd
ROT13
88th
Set
47th
Smith Numbers
31st
Star Wars GPT
46th
Tic-tac-toe
60th
λ
142nd