Number of partitions of n with equal nonzero number of parts congruent to each of 1 and 4 (mod 5).

Terms

a(0) =0a(1) =0a(2) =0a(3) =0a(4) =0a(5) =1a(6) =0a(7) =1a(8) =1a(9) =1a(10) =5a(11) =2a(12) =6a(13) =7a(14) =7a(15) =19a(16) =12a(17) =25a(18) =29a(19) =31a(20) =63a(21) =49a(22) =85a(23) =99a(24) =108a(25) =186a(26) =164a(27) =253a(28) =295a(29) =327