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Number of free asymmetrical polyhexes with n cells.
2

%I #14 Aug 26 2023 02:50:11

%S 0,0,0,2,10,57,279,1338,6329,29969,142461,680637,3269716,15785281,

%T 76557773,372812193,1822122394,8934639920,43938614933,216649723022,

%U 1070790651782,5303849549438,26323051151997,130878360554692,651812916543553,3251215337590494,16240020424411300,81227146998545009,406770969279959357,2039375194931563287

%N Number of free asymmetrical polyhexes with n cells.

%H John Mason, <a href="/A364306/b364306.txt">Table of n, a(n) for n = 1..36</a>

%Y Cf. A000228, A001207, A006535, A030225, A030226.

%K nonn

%O 1,4

%A _John Mason_, Jul 18 2023