Pythagorean spiral: a(n-1)+1, a(n) and a(n)+1 are the sides of a right triangle (a primitive Pythagorean triangle).
A053631
Pythagorean spiral: a(n-1)+1, a(n) and a(n)+1 are the sides of a right triangle (a primitive Pythagorean triangle).
Terms
- a(0) =2a(1) =4a(2) =12a(3) =84a(4) =3612a(5) =6526884
External references
- oeis: A053631