Spt function: total number of smallest parts (counted with multiplicity) in all partitions of n.

Terms

a(0) =1a(1) =3a(2) =5a(3) =10a(4) =14a(5) =26a(6) =35a(7) =57a(8) =80a(9) =119a(10) =161a(11) =238a(12) =315a(13) =440a(14) =589a(15) =801a(16) =1048a(17) =1407a(18) =1820a(19) =2399a(20) =3087a(21) =3998a(22) =5092a(23) =6545a(24) =8263a(25) =10486a(26) =13165a(27) =16562a(28) =20630a(29) =25773