Sum of all parts that are not the smallest part (counted with multiplicity) of all partitions of n.

Terms

a(0) =0a(1) =0a(2) =2a(3) =5a(4) =16a(5) =27a(6) =59a(7) =96a(8) =164a(9) =260a(10) =415a(11) =606a(12) =923a(13) =1336a(14) =1911a(15) =2698a(16) =3787a(17) =5203a(18) =7142a(19) =9646a(20) =12962a(21) =17295a(22) =22902a(23) =30063a(24) =39315a(25) =51104a(26) =66013a(27) =84898a(28) =108658a(29) =138397