88225domain: NAppears in sequencesa(n) = 2*a(n-1) + 7*a(n-2).at n=8A083100a(n) = 2*a(n-1) + 7*a(n-2) for n>1, a(0)=1, a(1)=1.at n=9A084058a(n) = (1/24)*(n+1)*(3*n^3+59*n^2+358*n+648).at n=25A090949a(n) = (2*n - 1)*(24*n^2 - 42*n + 19).at n=12A160174The function W_n(6) (see Borwein et al. reference for definition).at n=24A169711