A026483 a(n) = least positive integer > a(n-1) and not a(i)*a(j)-a(k) for 1<=i<j<k<=n.

1, 2, 3, 4, 5, 6, 8, 11, 15, 20, 23, 26, 27, 30, 31, 41, 56, 71, 72, 75, 76, 95, 98, 101, 102, 116, 117, 120, 156, 159