Number of partitions of n that contain at least one composite part.

Terms

a(0) =0a(1) =0a(2) =0a(3) =0a(4) =1a(5) =1a(6) =3a(7) =4a(8) =8a(9) =12a(10) =19a(11) =27a(12) =41a(13) =56a(14) =80a(15) =109a(16) =150a(17) =199a(18) =268a(19) =350a(20) =461a(21) =596a(22) =771a(23) =984a(24) =1258a(25) =1589a(26) =2007a(27) =2514a(28) =3145a(29) =3905