Number of partitions of n into parts but with two kinds of parts of sizes 1 to 9.

Terms

a(0) =1a(1) =2a(2) =5a(3) =10a(4) =20a(5) =36a(6) =65a(7) =110a(8) =185a(9) =300a(10) =480a(11) =749a(12) =1157a(13) =1752a(14) =2627a(15) =3882a(16) =5683a(17) =8221a(18) =11796a(19) =16756a(20) =23627a(21) =33036a(22) =45881a(23) =63257a(24) =86689a(25) =118036a(26) =159837a(27) =215211a(28) =288314a(29) =384275