A035668 Number of partitions of n into parts 7k+3 and 7k+6 with at least one part of each type.

0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 1, 0, 0, 2, 2, 0, 2, 2, 0, 3, 4, 3, 3, 4, 4, 4, 6, 8, 8, 6, 9, 11, 8, 13, 18, 13, 14, 21, 19, 18, 29, 30, 25, 32, 38, 35, 40, 51, 52, 50, 59, 66, 67, 73, 89, 93, 89, 104, 119, 115, 129, 156, 154, 153, 186, 195, 195, 228, 254, 251, 269, 304, 319