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A135967
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Row sums of triangle A135966.
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1
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1, 2, 3, 6, 13, 38, 141, 672, 4081, 31544, 310171, 3879588, 61725481, 1249215110, 32159093791, 1053086855394, 43865027507209, 2324162212695626, 156642025511922149, 13429008862711938180, 1464446313265909756141
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OFFSET
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0,2
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LINKS
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FORMULA
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a(n) = Sum_{k=0..n} fibonacci(k(n-k) + 1).
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PROG
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(PARI) a(n)=sum(k=0, n, fibonacci(k*(n-k)+1))
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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