Partial sums of A299285.

Terms

a(0) =1a(1) =11a(2) =44a(3) =117a(4) =245a(5) =444a(6) =729a(7) =1117a(8) =1623a(9) =2263a(10) =3052a(11) =4007a(12) =5143a(13) =6476a(14) =8021a(15) =9795a(16) =11813a(17) =14091a(18) =16644a(19) =19489a(20) =22641a(21) =26116a(22) =29929a(23) =34097a(24) =38635a(25) =43559a(26) =48884a(27) =54627a(28) =60803a(29) =67428