Number of partitions of n into parts 5k and 5k+4 with at least one part of each type.

Terms

a(0) =0a(1) =0a(2) =0a(3) =0a(4) =0a(5) =0a(6) =0a(7) =0a(8) =1a(9) =0a(10) =0a(11) =0a(12) =1a(13) =3a(14) =0a(15) =0a(16) =1a(17) =3a(18) =6a(19) =0a(20) =1a(21) =3a(22) =7a(23) =11a(24) =1a(25) =3a(26) =7a(27) =14a(28) =19a(29) =3