%I #12 Aug 19 2017 09:56:12
%S 1,2,2,1,9,12,9,4,1,51,76,69,44,20,6,1,323,512,518,392,230,104,35,8,1,
%T 2188,3610,3915,3288,2235,1242,560,200,54,10,1,15511,26324,29964,
%U 27016,20240,12804,6853,3080,1143,340,77,12,1,113634,196938,232323,220584,177177,122694,73710,38376,17199,6552,2079,532,104,14,1
%N Irregular triangle read by rows: T(n,m) = number of lattice paths of type {A^Q}_R terminating at point (n, m).
%H Veronika Irvine, <a href="http://hdl.handle.net/1828/7495">Lace Tessellations: A mathematical model for bobbin lace and an exhaustive combinatorial search for patterns</a>, PhD Dissertation, University of Victoria, 2016.
%e Triangle begins:
%e 1,
%e 2,2,1,
%e 9,12,9,4,1,
%e 51,76,69,44,20,6,1,
%e 323,512,518,392,230,104,35,8,1,
%e 2188,3610,3915,3288,2235,1242,560,200,54,10,1,
%e 15511,26324,29964,27016,20240,12804,6853,3080,1143,340,77,12,1,
%e 113634,196938,232323,220584,177177,122694,73710,38376,17199,6552,2079,532,104,14,1,
%e ...
%Y First column is A026945.
%K nonn,tabf
%O 0,2
%A _N. J. A. Sloane_, Aug 19 2017
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