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Search: id:A033643
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| A033643 |
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Base 6 digital convolution sequence. |
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+0
1
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| 1, 1, 2, 6, 24, 120, 24, 144, 312, 1080, 4632, 24240, 9264, 57744, 134016, 517536, 2338176, 12725952, 7014528, 45192384, 111428352, 469862208, 2213733888, 12478256064, 8854935552, 58767959808, 152955661824, 693938824704
(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: A110808 A065422 A008336 this_sequence A050211 A066616 A083267
Adjacent sequences: A033640 A033641 A033642 this_sequence A033644 A033645 A033646
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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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