Number of partitions of n with equal number of parts congruent to each of 1 and 2 (mod 4).

Terms

a(0) =1a(1) =0a(2) =0a(3) =2a(4) =1a(5) =0a(6) =3a(7) =5a(8) =2a(9) =4a(10) =9a(11) =11a(12) =8a(13) =13a(14) =25a(15) =27a(16) =22a(17) =39a(18) =61a(19) =59a(20) =60a(21) =102a(22) =136a(23) =131a(24) =154a(25) =236a(26) =287a(27) =289a(28) =360a(29) =511