Sixth column (m=7) of array A090452.

Terms

a(0) =63a(1) =910a(2) =6083a(3) =27483a(4) =97188a(5) =289884a(6) =762048a(7) =1816248a(8) =4001613a(9) =8264718a(10) =16168867a(11) =30204083a(12) =54215070a(13) =93980040a(14) =157979640a(15) =258402312a(16) =412440315a(17) =643939374a(18) =985474539a(19) =1480935379a(20) =2188715144a(21) =3185611044a(22) =4571556360a(23) =6475319760a(24) =9061322985a(25) =12537745038