A035618 Number of partitions of n into parts 3k and 3k+1 with at least one part of each type

0, 0, 0, 1, 1, 1, 4, 4, 4, 10, 11, 11, 22, 25, 26, 44, 51, 54, 84, 98, 105, 152, 178, 193, 266, 312, 341, 452, 528, 581, 749, 873, 964, 1214, 1409, 1561, 1930, 2234, 2479, 3018, 3478, 3866, 4647, 5339, 5937, 7061, 8081, 8991, 10594, 12089, 13447, 15721