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Search: id:A133083
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| 1, 2, 1, 2, 1, 1, 2, 1, 2, 1, 2, 1, 2, 1, 1, 2, 1, 2, 1, 2, 1, 2, 1, 2, 1, 2, 1, 1, 2, 1, 2, 1, 2, 1, 2, 1, 2, 1, 2, 1, 2, 1, 2, 1, 1, 2, 1, 2, 1, 2, 1, 2, 1, 2, 1
(list; table; graph; listen)
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OFFSET
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1,2
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COMMENT
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Row sums = A032766, congruent to {0,1} mod 3: (1, 3, 4, 6, 7, 9, 10,...)
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FORMULA
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A000012 * A133080 as infinite lower triangular matrices.
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EXAMPLE
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First few rows of the triangle are:
1;
2, 1;
2, 1, 1;
2, 1, 2, 1;
2, 1, 2, 1, 1;
2, 1, 2, 1, 2, 1;
...
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CROSSREFS
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Cf. A133080, A000012, A032766.
Sequence in context: A006337 A006338 A020903 this_sequence A083921 A105496 A119672
Adjacent sequences: A133080 A133081 A133082 this_sequence A133084 A133085 A133086
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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), Sep 08 2007
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