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A067989
Row sums of triangle
A067979
; also of triangle
A067990
.
+0
3
1, 9, 34, 95, 240, 553, 1212, 2547, 5195, 10340, 20184, 38766, 73451, 137565, 255080, 468877, 855288, 1549583, 2790510, 4997895, 8907481, 15804634, 27928464, 49169100, 86268325, 150882993, 263124862
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Maintained by
N. J. A. Sloane
(
njas@research.att.com
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Last modified December 18 21:37 EST 2009. Contains 171024 sequences.
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