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Series for first perpendicular moment of square lattice bond percolation near a wall (eventually goes negative).
1

%I #10 Sep 21 2015 19:26:44

%S 1,2,5,10,21,40,77,142,262,470,843,1486,2609,4529,7846,13448,23027,

%T 39096,66320,111795,187946,314844,526367,876362,1455579,2415059,

%U 3989542,6597538,10834513,17869253,29239356,48152477,78162313

%N Series for first perpendicular moment of square lattice bond percolation near a wall (eventually goes negative).

%C The 65th term is the first negative term.

%H I. Jensen, <a href="/A056599/b056599.txt">Table of n, a(n) for n = 0..174</a> (from link below)

%H I. Jensen, <a href="http://www.ms.unimelb.edu.au/~iwan/dirperc/series/sqbx1w.ser">More terms</a>

%K sign

%O 0,2

%A _N. J. A. Sloane_, Aug 27 2000