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A105544
Row sums of triangle A105542, which equals the matrix square of triangle A105540.
1
1, 3, 9, 21, 50, 132, 293, 660, 1506, 3245, 7076, 16106, 34583, 71142, 152060, 324278, 675302, 1376229, 2802336, 5785296, 11845829, 23776227, 46881076, 93000635, 184777349, 365374417, 715280116, 1384696572, 2662428956, 5123722227
OFFSET
0,2
COMMENTS
Triangular matrix A105540 has the property that column n equals A105540^(n+1) when flattened as read by rows.
CROSSREFS
Sequence in context: A274230 A056823 A369343 * A119917 A111209 A262444
KEYWORD
nonn
AUTHOR
Paul D. Hanna, Apr 13 2005
STATUS
approved