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A033647 Base 10 digital convolution sequence. 0
1, 1, 2, 6, 24, 120, 720, 5040, 40320, 362880, 40320, 403200, 846720, 2943360, 12620160, 66044160, 408885120, 2928240000, 23834805120, 217441486080, 47669610240, 482552582400, 1060444385280, 4146438320640, 18706642053120 (list; graph; refs; listen; history; internal format)
OFFSET

0,3

EXAMPLE

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.

CROSSREFS

Sequence in context: A066459 A071937 A061602 * A109834 A131451 A084012

Adjacent sequences:  A033644 A033645 A033646 * A033648 A033649 A033650

KEYWORD

base,nonn

AUTHOR

David W. Wilson (davidwwilson(AT)comcast.net)

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Last modified February 14 05:09 EST 2012. Contains 205570 sequences.