Hello, Suppose there is a b-file: N. J. A. Sloane, Table of n, a(n) for n = 1..163 And I wish to extend it, is this the correct way: N. J. A. Sloane and Lars Blomberg, Table of n, a(n) for n = 1..10000 (first 1683 terms from N. J. A. Sloane) ? Using () not []? Regards Lars B