Abundant Numbers (Long)
45th
Ascending Primes
30th
Collatz
40th
Diamonds
46th
Emirp Numbers
38th
Factorial Factorisation
24th
Fizz Buzz
147th
Foo Fizz Buzz Bar
44th
Intersection
21st
ISBN
29th
Leyland Numbers
11th42nd
Mandelbrot
20th
Niven Numbers
86th
Partition Numbers
33rd
Pernicious Numbers (Long)
40th
Reverse Polish Notation
15th
Time Distance
20th
Tower of Hanoi
28th
Trinomial Triangle
28th
√2
40th
𝑒
20th