1767675domain: NAppears in sequencesa(n) = 27225*n^2 - 51302*n + 24168.at n=8A157802a(n) = 20*a(n-1) - 64*a(n-2) - 225 for n > 2; a(0) = 106, a(1) = 8075, a(2) = 114235.at n=3A166912