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Search: id:A143970
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| 1, 10, 1, 10, 10, 11, 10, 10, 110, 31, 10, 10, 110, 310, 161, 10, 10, 110, 310, 1610, 601, 10, 10, 110, 310, 1610, 6010, 2651, 10, 10, 110, 310, 1610, 6010, 26510, 10711
(list; table; graph; listen)
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OFFSET
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0,2
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COMMENT
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A002535 = (1, 1, 11, 31, 161, 601,...) = right border. Row sums = (1, 11, 31, 161,...) = INVERT transform of (1, 10, 10, 10,...). Sum of n-th row terms = rightmost term of next row.
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FORMULA
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Eigentriangle by rows, n terms of (10 * A002535) followed by A002535(n)
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EXAMPLE
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First few rows of the triangle =
1;
10, 1;
10, 10, 11;
10, 10, 110, 31;
10, 10, 110, 310, 161;
10, 10, 110, 320, 1610, 601;
...
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CROSSREFS
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A002535
Sequence in context: A046148 A164915 A010691 this_sequence A093645 A130858 A098760
Adjacent sequences: A143967 A143968 A143969 this_sequence A143971 A143972 A143973
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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 06 2008
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