A026486 a(n) = least positive integer > a(n-1) and not a(i)*a(j)-a(k) for 1<=i<=j<=k<n.

1, 2, 4, 5, 6, 7, 8, 25, 26, 33, 36, 37, 43, 44, 45, 46, 47, 49, 50, 52, 62, 65, 66, 69, 72, 77, 237, 289, 309, 317, 332, 346, 349, 352, 353, 356, 358, 363, 366, 370, 371, 373, 374, 375, 376, 377, 380, 381, 382, 384, 391, 392, 394, 395, 397