-1133843domain: ZAppears in sequencesA determinant sequence: M={{a(-1 + n), a(-2 + n), a(-3 + n)}, {a(-2 + n), a(-3 + n), a(-4 + n)}, {a(-3 + n), a(-4 + n), a(-5 + n)}} a(n)=Det[M].at n=9A142711