Row 5 of array in A265080.

Terms

a(0) =0a(1) =5a(2) =110a(3) =675a(4) =2540a(5) =7145a(6) =16650a(7) =34055a(8) =63320a(9) =109485a(10) =178790a(11) =278795a(12) =418500a(13) =608465a(14) =860930a(15) =1189935a(16) =1611440a(17) =2143445a(18) =2806110a(19) =3621875a(20) =4615580a(21) =5814585a(22) =7248890a(23) =8951255a(24) =10957320a(25) =13305725a(26) =16038230a(27) =19199835a(28) =22838900a(29) =27007265