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1, 4, 2, 8, 6, 3, 13, 11, 8, 4, 19, 17, 14, 10, 5, 26, 24, 21, 17, 12, 6, 34, 32, 29, 25, 20, 14, 7, 43, 41, 38, 34, 29, 23, 16, 8, 53, 51, 48, 44, 39, 33, 26, 18, 9, 64, 62, 59, 55, 50, 44, 37, 29, 20, 10
(list;
table;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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1,2
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COMMENTS
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Left column = A034856: (1, 4, 8, 13, 19, ...).
Row sums = A084990: (1, 6, 17, 36, 65, 106, ...).
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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:
1;
4, 2;
8, 6, 3;
13, 11, 8, 4;
19, 17, 14, 10, 5;
26, 24, 21, 17, 12, 6;
34, 32, 29, 25, 20, 14, 7;
...
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CROSSREFS
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KEYWORD
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AUTHOR
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STATUS
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approved
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