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A152407
Column 0 of triangle A152406; also, column 1 of matrix square of A152406.
5
1, 1, 4, 26, 224, 2346, 28516, 391042, 5936376, 98435034, 1765073308, 33962477610, 696914830952, 15174458669522, 349117545211884, 8456730834434722, 215014409153234928, 5722673988023673970, 159062075672724943220
OFFSET
0,3
COMMENTS
Matrix powers of triangle T=A152406 satisfy:
column k of T^(j+1) = column j of T^(k+1) for all j>=0, k>=0.
LINKS
CROSSREFS
KEYWORD
nonn
AUTHOR
Paul D. Hanna, Dec 05 2008
STATUS
approved