Number of partitions of n into parts 5k+1 and 5k+3 with at least one part of each type.

Terms

a(0) =0a(1) =0a(2) =0a(3) =1a(4) =1a(5) =1a(6) =2a(7) =2a(8) =4a(9) =5a(10) =5a(11) =7a(12) =8a(13) =11a(14) =14a(15) =15a(16) =19a(17) =22a(18) =27a(19) =33a(20) =37a(21) =44a(22) =50a(23) =59a(24) =71a(25) =79a(26) =93a(27) =106a(28) =120a(29) =142