Sum of smallest parts (counted with multiplicity) of all partitions of n.

Terms

a(0) =1a(1) =4a(2) =7a(3) =15a(4) =19a(5) =39a(6) =46a(7) =80a(8) =106a(9) =160a(10) =201a(11) =318a(12) =390a(13) =554a(14) =729a(15) =998a(16) =1262a(17) =1727a(18) =2168a(19) =2894a(20) =3670a(21) =4749a(22) =5963a(23) =7737a(24) =9635a(25) =12232a(26) =15257a(27) =19206a(28) =23727a(29) =29723