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A341316 Row sums in A341315. 3
0, 3, 6, 12, 18, 33, 33, 66, 66, 93, 96, 168, 117, 237, 195, 222, 258, 411, 276, 516, 348, 453, 501, 762, 453, 783, 708, 822, 711, 1221, 663, 1398, 1026, 1167, 1230, 1356, 1008, 2001, 1545, 1650, 1356, 2463, 1356, 2712, 1833, 1923, 2283, 3246, 1797, 3153, 2346, 2868, 2592, 4137 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

COMMENTS

This is three times A057661. See that entry for much more information.

LINKS

Table of n, a(n) for n=0..53.

FORMULA

a(n) = 3*(A057660(n)+1)/2 for n>=1. - Hugo Pfoertner, Feb 17 2021

CROSSREFS

Cf. A057660, A057661, A341314, A341315.

Sequence in context: A006156 A171370 A061776 * A298029 A327328 A074899

Adjacent sequences:  A341313 A341314 A341315 * A341317 A341318 A341319

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Feb 17 2021

STATUS

approved

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Last modified August 1 00:13 EDT 2021. Contains 346377 sequences. (Running on oeis4.)