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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
OFFSET
0,2
COMMENTS
This is three times A057661. See that entry for much more information.
FORMULA
a(n) = 3*(A057660(n)+1)/2 for n>=1. - Hugo Pfoertner, Feb 17 2021
CROSSREFS
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Feb 17 2021
STATUS
approved