A033643 - OEIS

A033643

Base 6 digital convolution sequence.

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

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OFFSET

0,3

LINKS

Table of n, a(n) for n=0..27.

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: A260850 A008336 A360298 * A050211 A248766 A263713

Adjacent sequences: A033640 A033641 A033642 * A033644 A033645 A033646

KEYWORD

base,nonn

AUTHOR

David W. Wilson

STATUS

approved