Column 4 of A061314.

Terms

a(0) =0a(1) =5a(2) =140a(3) =6080a(4) =186620a(5) =3504380a(6) =43599605a(7) =392515340a(8) =2738219580a(9) =15571795365a(10) =74962059260a(11) =314303754380