%I #2 Mar 30 2012 16:51:03
%S 2,22,360,7880,216240,7124880,273463680
%N Row sums of A057282.
%p # read in A057282 as list called s1
%p f:=n->add(s1[i],i=n*(n-1)/2+1..n*(n+1)/2); [seq(f(n),n=1..7)];
%K nonn
%O 1,1
%A _N. J. A. Sloane_, May 29 2009