A341316 Row sums in A341315.

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

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: A171370 A061776 A356020 * A298029 A327328 A356019

Adjacent sequences: A341313 A341314 A341315 * A341317 A341318 A341319

Keyword

nonn

Author

N. J. A. Sloane, Feb 17 2021

Status

approved