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%I #7 Jul 01 2023 09:15:04
%S 1,1,2,0,12,-26,312,-1338,16684,-104994,1463904,-12138218,190104132,
%T -1956240066,34206491416,-420374124426,8140714373532,-116318340148898,
%U 2474986205007504,-40312051604277354
%N Alternating row sums of triangle A134830.
%F a(n) = Sum_{k=1..n+1} A134830(n,k)*(-1)^(k-1), n>=0.
%Y Cf. A134830.
%K sign,easy
%O 0,3
%A _Wolfdieter Lang_, Jan 21 2008
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