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Search: id:A033645
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| A033645 |
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Base 8 digital convolution sequence. |
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+0
1
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| 1, 1, 2, 6, 24, 120, 720, 5040, 720, 5760, 12240, 42480, 182160, 953280, 5901840, 42266160, 11803680, 96336000, 216279360, 841510080, 3798599040, 20676015360, 131653290240, 962925062400, 394959870720, 3283735057920, 7752349728000
(list; graph; listen)
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OFFSET
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0,3
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EXAMPLE
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Suppose base = 3 and a(0)..a(13) are 1 1 2 1 3 7 6 20 52 6 26 104 32 162. In base 3, 14 = 112, so we convolve the last three terms with 1, 1, 2 to obtain 104*1+32*1+162*2 = 460.
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CROSSREFS
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Sequence in context: A052399 A090583 A108889 this_sequence A138113 A045977 A154655
Adjacent sequences: A033642 A033643 A033644 this_sequence A033646 A033647 A033648
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KEYWORD
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base,nonn
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AUTHOR
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David W. Wilson (davidwwilson(AT)comcast.net)
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