%I #3 Mar 30 2012 18:40:08
%S 1,5040,665280,29059430400,8892185702400,1561112121913344000,
%T 423456034182935917363200000,368406749739154248105984000000,
%U 516657398319307246483332566876160000000
%N A177771(n+3)/6! .
%F a(n) = sqrt( A177926(n+3) )/720.
%Y Cf. A178056.
%K nonn
%O 1,2
%A _Giovanni Teofilatto_, Aug 31 2010
%E Parentheses and indices corrected - _R. J. Mathar_, Sep 03 2010