Number of partitions of n with equal nonzero number of parts congruent to each of 0 and 1 (mod 4).

Terms

a(0) =0a(1) =0a(2) =0a(3) =0a(4) =0a(5) =1a(6) =0a(7) =1a(8) =1a(9) =3a(10) =2a(11) =5a(12) =5a(13) =9a(14) =9a(15) =16a(16) =17a(17) =26a(18) =30a(19) =43a(20) =50a(21) =68a(22) =81a(23) =108a(24) =128a(25) =165a(26) =200a(27) =253a(28) =302a(29) =378