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1, 1, 1, 1, 2, 1, 1, 2, 4, 1, 1, 2, 6, 7, 1, 1, 2, 6, 17, 11, 1, 1, 2, 6, 22, 41, 16, 1, 1, 2, 6, 22, 76, 86, 22, 1, 1, 2, 6, 22, 90, 226, 162, 29, 1, 1, 2, 6, 22, 90, 352, 582, 281, 37, 1
(list;
table;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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0,5
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COMMENTS
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Row sums = A086615: (1, 2, 4, 8, 17, 38, ...).
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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;
1, 1;
1, 2, 1;
1, 2, 4, 1;
1, 2, 6, 7, 1;
1, 2, 6, 17, 11, 1;
1, 2, 6, 22, 41, 16, 1;
1, 2, 6, 22, 76, 86, 22, 1;
...
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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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