a(n) = 8^n * P(n, 3*n), where P(n, x) is n-th Legendre polynomial.
A349115
a(n) = 8^n * P(n, 3*n), where P(n, x) is n-th Legendre polynomial.
Terms
- a(0) =1a(1) =24a(2) =3424a(3) =926208a(4) =369378816a(5) =194988441600
External references
- oeis: A349115