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A291895
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Triangle read by rows: T(n,k) = T(n-k,k-1) + T(n-k,k) + T(n-k,k+1) with T(0,0) = 1.
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6
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1, 0, 1, 0, 1, 0, 1, 1, 0, 2, 1, 0, 3, 2, 0, 5, 3, 1, 0, 8, 5, 1, 0, 13, 9, 2, 0, 22, 14, 4, 0, 36, 24, 6, 1, 0, 60, 40, 11, 1, 0, 100, 66, 18, 2, 0, 166, 111, 31, 4, 0, 277, 184, 52, 7, 0, 461, 308, 86, 12, 1, 0, 769, 513, 146, 20, 1, 0, 1282, 855, 243, 35, 2
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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0,10
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LINKS
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EXAMPLE
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First few rows are:
1;
0, 1;
0, 1;
0, 1, 1;
0, 2, 1;
0, 3, 2;
0, 5, 3, 1;
0, 8, 5, 1;
0, 13, 9, 2;
0, 22, 14, 4;
0, 36, 24, 6, 1.
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CROSSREFS
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KEYWORD
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nonn,tabf
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AUTHOR
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STATUS
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approved
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