-5694626340domain: ZAppears in sequencesa(n) = -A001353(n).at n=18A106707a(0) = 1, a(1) = -4, a(n) = -4*a(n-1) - a(n-2) for n > 1.at n=17A125905Expansion of (1 - x)^4/((1 - x)^6 + x^6).at n=35A307089