1330670domain: NAppears in sequencesa(n) = 5*a(n-1) - a(n-2), with a(0) = 2, a(1) = 5.at n=9A003501Recurrence equation a(n+1) = a(n)^3 - 3*a(n) with a(0) = 5.at n=2A219161Array T(n,k) read by antidiagonals: T(n,k) = sum(i=0...n, (-1)^(n+i) * C(n+i,2i) * n/(2i+1) * k^(2i+1) ), n>0, k>1.at n=24A231123