6th row of number array A083064.

Terms

a(0) =1a(1) =6a(2) =41a(3) =286a(4) =2001a(5) =14006a(6) =98041a(7) =686286a(8) =4804001a(9) =33628006a(10) =235396041a(11) =1647772286a(12) =11534406001a(13) =80740842006a(14) =565185894041