**Triangle read by rows: T(n,k)=(-1)^(n+k)*Sum(s(n,j),j=1..k), where s(n,j) are the signed Stirling numbers of the first kind (n>=2; 1<=k<=n-1; s(n,j)=A008275(n,j)).**

*1, 2, 1, 6, 5, 1, 24, 26, 9, 1, 120, 154, 71, 14, 1, 720, 1044, 580, 155, 20, 1, 5040*

*3 seqfan posts*

Index of A-numbers in seqfan: by ascending order by month by frequency by keyword

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