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A134272 Alternating row sums of triangle A134151. 2

%I

%S 1,3,25,239,3289,53111,1031497,22906903,578734697,16306214743,

%T 508360540457,17354157283287,644314385719593,25842490815894231,

%U 1113789927340848937,51332921853722842327,2519491205735072674601

%N Alternating row sums of triangle A134151.

%F a(n)=sum(A134151(n,m)*(-1)^(m-1),m=1..n), n>=1.

%Y Cf. A134152 (row sums of triangle A134151).

%K nonn,easy

%O 1,2

%A _Wolfdieter Lang_ Nov 13 2007

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Last modified July 26 02:10 EDT 2021. Contains 346294 sequences. (Running on oeis4.)