Number of partitions of n with equal nonzero number of parts congruent to each of 1 and 2 (mod 3).

Terms

a(0) =0a(1) =0a(2) =0a(3) =1a(4) =0a(5) =0a(6) =4a(7) =0a(8) =0a(9) =11a(10) =0a(11) =0a(12) =27a(13) =0a(14) =0a(15) =59a(16) =0a(17) =0a(18) =123a(19) =0a(20) =0a(21) =241a(22) =0a(23) =0a(24) =458a(25) =0a(26) =0a(27) =838a(28) =0a(29) =0