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A337639 Consider the Conant Gasket G_{2n+1}, as in A328078; a(n) = area of largest cell when G_{2n+1} is drawn on a scale at which the cells along the base have width 1/2. 2
1, 2, 6, 9, 20, 54 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..5.

N. J. A. Sloane, Illustration for a(4) = 20. (The largest empty region has size 8 X 5 squares, but the squares have width 1/2, so a(4) = 20.)

CROSSREFS

Cf. A328078, A328080, A337638.

Sequence in context: A336131 A095967 A316429 * A047161 A318193 A048083

Adjacent sequences:  A337636 A337637 A337638 * A337640 A337641 A337642

KEYWORD

nonn,more

AUTHOR

Scott R. Shannon and N. J. A. Sloane, Sep 14 2020

STATUS

approved

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Last modified May 28 16:37 EDT 2022. Contains 354119 sequences. (Running on oeis4.)