a(n) = [x^n] 1/(1 - x) * Legendre_P(n, (1 + x)/(1 - x))^4 for n >= 0.
A364115
a(n) = [x^n] 1/(1 - x) * Legendre_P(n, (1 + x)/(1 - x))^4 for n >= 0.
Terms
- a(0) =1a(1) =9a(2) =289a(3) =14409a(4) =908001a(5) =65898009a(6) =5246665201a(7) =445752724041
External references
- oeis: A364115