Convolution of A023531 and (1, p(1), p(2), ...).

Terms

a(0) =0a(1) =1a(2) =2a(3) =3a(4) =6a(5) =9a(6) =14a(7) =18a(8) =25a(9) =32a(10) =39a(11) =51a(12) =57a(13) =72a(14) =85a(15) =94a(16) =108a(17) =124a(18) =142a(19) =153a(20) =176a(21) =193a(22) =205a(23) =229a(24) =249a(25) =271a(26) =296a(27) =315a(28) =336a(29) =364