Fifth column (m=6) of array A090452.

Terms

a(0) =5a(1) =114a(2) =771a(3) =3235a(4) =10365a(5) =27825a(6) =65828a(7) =141552a(8) =282375a(9) =530090a(10) =946275a(11) =1619007a(12) =2671123a(13) =4270245a(14) =6640800a(15) =10078280a(16) =14966001a(17) =21794634a(18) =31184795a(19) =43912995a(20) =60941265a(21) =83450785a(22) =112879860a(23) =150966600a(24) =199796675a(25) =261856530a(26) =340092459