Number of partitions of n into parts 7k and 7k+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) =0a(9) =0a(10) =1a(11) =0a(12) =0a(13) =0a(14) =1a(15) =0a(16) =0a(17) =3a(18) =1a(19) =0a(20) =0a(21) =3a(22) =1a(23) =0a(24) =6a(25) =3a(26) =1a(27) =0a(28) =7a(29) =3