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Search: id:A131374
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| 1, 2, 1, 1, 2, 1, 2, 1, 3, 1, 1, 3, 3, 3, 1, 2, 1, 7, 3, 4, 1, 1, 4, 5, 8, 6, 4, 1, 2, 1, 12, 5, 15, 6, 5, 1, 1, 5, 7, 16, 15, 16, 10, 5, 1, 2, 1, 18, 7, 36, 15, 27, 10, 6, 1
(list; table; graph; listen)
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OFFSET
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0,2
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COMMENT
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Row sums = the Lucas numbers, A000032 starting (1, 3, 4, 7, 11, 18,...).
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FORMULA
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A046854 + A065941 - A049310 as infinite lower triangular matrices.
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EXAMPLE
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First few rows of the triangle are:
1;
2, 1;
1, 2, 1;
2, 1, 3, 1;
1, 3, 3, 3, 1
2, 1, 7, 3, 4, 1;
1, 4, 5, 8, 6, 4, 1;
...
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CROSSREFS
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Cf. A046854, A065941, A049310, A000031.
Sequence in context: A051194 A134838 A049843 this_sequence A013632 A080121 A122901
Adjacent sequences: A131371 A131372 A131373 this_sequence A131375 A131376 A131377
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KEYWORD
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nonn,tabl
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AUTHOR
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Gary W. Adamson (qntmpkt(AT)yahoo.com), Jul 03 2007
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