12 Days of Christmas
59th
Abundant Numbers
51st
Abundant Numbers (Long)
28th
Arithmetic Numbers
23rd
Christmas Trees
55th
Collatz
138th
Diamonds
145th
Divisors
35th1st
Evil Numbers
264th
Evil Numbers (Long)
173rd
Factorial Factorisation
29th
Fibonacci
183rd118th
Fizz Buzz
31st
55th
Fractions
56th
Intersection
61st
Leap Years
168th
Look and Say
118th
Niven Numbers
205th
Niven Numbers (Long)
90th
Odious Numbers
149th
Odious Numbers (Long)
105th
Pascal’s Triangle
75th
Pernicious Numbers
154th
Prime Numbers
153rd
Prime Numbers (Long)
50th
ROT13
85th
Set
42nd
Smith Numbers
29th
Star Wars GPT
42nd
Tic-tac-toe
57th
λ
140th