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Search: id:A110450
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| 0, 3, 21, 78, 210, 465, 903, 1596, 2628, 4095, 6105, 8778, 12246, 16653, 22155, 28920, 37128, 46971, 58653, 72390, 88410, 106953, 128271, 152628, 180300, 211575, 246753, 286146, 330078, 378885, 432915, 492528, 558096, 630003, 708645, 794430
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OFFSET
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0,2
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COMMENT
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a(n) = Sum(A110449(n,k): 0<=k<=n), sums of rows in triangle A110449.
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MAPLE
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a:=n->add(j+add(j+add(j, j=1..n), j=1..n), j=1..n):seq(a(n), n=0..21); [From Zerinvary Lajos (zerinvarylajos(AT)yahoo.com), Aug 27 2008]
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CROSSREFS
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Sequence in context: A054646 A109721 A067002 this_sequence A102832 A112851 A034490
Adjacent sequences: A110447 A110448 A110449 this_sequence A110451 A110452 A110453
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KEYWORD
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nonn
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AUTHOR
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Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Jul 21 2005
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