Number of partitions of n with equal nonzero number of parts congruent to each of 0 and 2 (mod 4).

Terms

a(0) =0a(1) =0a(2) =0a(3) =0a(4) =0a(5) =0a(6) =1a(7) =1a(8) =1a(9) =2a(10) =4a(11) =5a(12) =7a(13) =10a(14) =14a(15) =19a(16) =25a(17) =33a(18) =44a(19) =57a(20) =74a(21) =95a(22) =120a(23) =152a(24) =193a(25) =241a(26) =299a(27) =372a(28) =462a(29) =567