-1073741821domain: ZAppears in sequencesa(0)=1. a(n)= -2^(n-1)-3*(-1)^n, n>1.at n=31A156067a(n) = -3a(n-1) - 3a(n-2) - 2a(n-3), n > 3.at n=31A158927The Worpitzky transform of the squares.at n=29A344920