Abundant Numbers (Long)
44th
Ascending Primes
27th
Collatz
37th
Diamonds
39th
Emirp Numbers
36th
Factorial Factorisation
20th
Fizz Buzz
145th
Foo Fizz Buzz Bar
40th
Intersection
18th
ISBN
27th
Leyland Numbers
8th38th
Mandelbrot
16th
Niven Numbers
81st
Partition Numbers
27th
Pernicious Numbers (Long)
35th
Reverse Polish Notation
13th
Time Distance
18th
Tower of Hanoi
19th
Trinomial Triangle
18th
√2
36th
𝑒
19th