a(n) = (-2*n)^n * Euler(n, (n - 1)/(2*n)) for n >= 1, and a(0) = 1. Main diagonal of A378066.
A378063
a(n) = (-2*n)^n * Euler(n, (n - 1)/(2*n)) for n >= 1, and a(0) = 1. Main diagonal of A378066.
Terms
- a(0) =1a(1) =1a(2) =-3a(3) =-26a(4) =1185a(5) =15376a(6) =-2749355a(7) =-49816976a(8) =22790134017a(9) =533858404096
External references
- oeis: A378063