a(0) = 1, a(1) = 9; for n >= 2 a(n) is the number of degree-n monic reducible polynomials over GF(9), i.e., a(n) = 9^n - A027381(n).

A058824

a(0) = 1, a(1) = 9; for n >= 2 a(n) is the number of degree-n monic reducible polynomials over GF(9), i.e., a(n) = 9^n - A027381(n).

Terms

    a(0) =1a(1) =9a(2) =45a(3) =489a(4) =4941a(5) =47241a(6) =443001a(7) =4099689a(8) =37666701a(9) =344373849a(10) =3138111873a(11) =28528236009a(12) =258893786601

External references