Partial sums of sequence A177342.

Terms

a(0) =1a(1) =10a(2) =41a(3) =116a(4) =265a(5) =526a(6) =945a(7) =1576a(8) =2481a(9) =3730a(10) =5401a(11) =7580a(12) =10361a(13) =13846a(14) =18145a(15) =23376a(16) =29665a(17) =37146a(18) =45961a(19) =56260a(20) =68201a(21) =81950a(22) =97681a(23) =115576a(24) =135825a(25) =158626a(26) =184185a(27) =212716a(28) =244441a(29) =279590