Partial sums of A299274.

Terms

a(0) =1a(1) =5a(2) =14a(3) =32a(4) =62a(5) =109a(6) =178a(7) =269a(8) =394a(9) =554a(10) =745a(11) =983a(12) =1265a(13) =1596a(14) =1987a(15) =2435a(16) =2943a(17) =3525a(18) =4175a(19) =4884a(20) =5674a(21) =6551a(22) =7515a(23) =8562a(24) =9702a(25) =10955a(26) =12308a(27) =13771a(28) =15331a(29) =16998