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Search: id:A088660
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| A088660 |
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A logarithmic scale Sierpinski self similar sequence. |
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+0
4
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| 7, 8, 6, 7, 6, 8, 5, 6, 5, 7, 5, 6, 5, 8, 4, 5, 4, 6, 4, 5, 4, 7, 4, 5, 4, 6, 4, 5, 4, 8, 3, 4, 3, 5, 3, 4, 3, 6, 3, 4, 3, 5, 3, 4, 3, 7, 3, 4, 3, 5, 3, 4, 3, 6, 3, 4, 3, 5, 3, 4, 3, 8, 2, 3, 2, 4, 2, 3, 2, 5, 2, 3, 2, 4, 2, 3, 2, 6, 2, 3, 2, 4, 2, 3, 2, 5, 2, 3, 2, 4, 2, 3, 2, 7, 2, 3, 2, 4, 2, 3, 2, 5, 2, 3, 2
(list; graph; listen)
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OFFSET
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3,1
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FORMULA
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p[n_, k_]=Sum[Log[i], {i, 1, n}]/Sum[Log[i], {i, 1, n-Floor[n/2^k]}] a(n) = Sum[Floor[p[n, k]/p[n-1, k]], {k, 1, 8}]
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MATHEMATICA
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p[n_, k_]=Sum[Log[i], {i, 1, n}]/Sum[Log[i], {i, 1, n-Floor[n/2^k]}] digits=200 f[n_]=Sum[Floor[p[n, k]/p[n-1, k]], {k, 1, 8}] at=Table[f[n], {n, 3, digits}]
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CROSSREFS
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Cf. A088487 A self similar Sierpinski type chaotic sequence with rate three at eight levels. A088488 A self similar Cantor type sequence with eight levels.
Adjacent sequences: A088657 A088658 A088659 this_sequence A088661 A088662 A088663
Sequence in context: A004496 A143300 A093827 this_sequence A020506 A055060 A010515
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KEYWORD
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nonn,uned
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AUTHOR
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Roger L. Bagula (rlbagulatftn(AT)yahoo.com), Nov 21 2003
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