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A151870
If A151869 is regarded as a triangle then the rows converge to this sequence.
0
2, 6, 18, 18, 16, 48, 74, 42, 16, 48, 72, 68, 128, 244, 234, 90, 16, 48, 72, 68, 128, 244, 232, 116, 128, 240, 280, 392, 744, 956, 650, 186, 16, 48, 72, 68, 128, 244, 232, 116, 128, 240, 280, 392, 744, 956, 648, 212, 128, 240, 280, 392, 744, 952, 696, 488, 736, 1040, 1344
OFFSET
0,1
FORMULA
I would very much like a g.f. for this sequence!
CROSSREFS
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Jul 17 2009
STATUS
approved