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1, 1, 1, 2, 2, 2, 2, 4, 4, 4, 3, 6, 10, 8, 8, 3, 9, 16, 24, 16, 16, 4, 12, 28, 40, 56, 32, 32, 4, 16, 40, 80, 96, 128, 64, 64, 5, 20, 60, 120, 216, 224, 288, 128, 128, 5, 25, 80, 200, 336, 560, 512, 640, 256, 256
(list;
table;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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0,4
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COMMENTS
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Multiplication of the lower triangular matrix A157898 from the left by A000012 means: these are partial column sums of A157898.
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LINKS
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FORMULA
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EXAMPLE
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First few rows of the triangle, n>=0:
1;
1, 1;
2, 2, 2;
2, 4, 4, 4;
3, 6, 10, 8, 8;
3, 9, 16, 24, 16, 16;
4, 12, 28, 40, 56, 32, 32;
4, 16, 40, 80, 96, 128, 64, 64;
5, 20, 60, 120, 216, 224, 288, 128, 128;
5, 25, 80, 200, 336, 560, 512, 640, 256, 256;
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CROSSREFS
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KEYWORD
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AUTHOR
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EXTENSIONS
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Edited by the Associate Editors of the OEIS, Apr 10 2009
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STATUS
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approved
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