Partial sums of A323183.

Terms

a(0) =1a(1) =5a(2) =25a(3) =64a(4) =119a(5) =190a(6) =281a(7) =388a(8) =517a(9) =664a(10) =829a(11) =1010a(12) =1207a(13) =1424a(14) =1657a(15) =1910a(16) =2179a(17) =2468a(18) =2773a(19) =3098a(20) =3439a(21) =3800a(22) =4177a(23) =4576a(24) =4993a(25) =5428a(26) =5881a(27) =6352a(28) =6841a(29) =7348