Number of partitions of n with designated summands.

Terms

a(0) =1a(1) =1a(2) =3a(3) =5a(4) =10a(5) =15a(6) =28a(7) =41a(8) =69a(9) =102a(10) =160a(11) =231a(12) =352a(13) =498a(14) =732a(15) =1027a(16) =1470a(17) =2031a(18) =2856a(19) =3896a(20) =5382a(21) =7272a(22) =9896a(23) =13233a(24) =17800a(25) =23579a(26) =31362a(27) =41219a(28) =54288a(29) =70791