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Diagonal m of triangle T=A132471 equals diagonal m-1 of matrix power T^m for m>1: T(n,k) = [T^(n-k)](n-1,k) for n>=k>0, with T(n,n)=1 and T(n+1,n)=n+1 for n>=0.
Table of n, a(n) for n=0..16.
Cf. A132471 (triangle); other columns: A132472, A132473.
Sequence in context: A012275 A067608 A023177 * A032070 A066569 A051641
Adjacent sequences: A132471 A132472 A132473 * A132475 A132476 A132477
Paul D. Hanna, Aug 22 2007