Integers b where the number of cycles under iteration of sum of squares of digits in base b is exactly two.
A336762
Integers b where the number of cycles under iteration of sum of squares of digits in base b is exactly two.
Terms
- a(0) =6a(1) =10a(2) =16a(3) =20a(4) =26a(5) =40a(6) =8626a(7) =481360
External references
- oeis: A336762