%I #4 Aug 13 2012 06:54:19
%S 1,3,1,1,3,1,3,5,3,1,1,3,9,3,1,3,9,3,13,3,1,1,3,21,3,17,3,1,3,13,3,37,
%T 3,21,3,1,1,3,37,3,57,3,25,3,1,3,17,3,77,3,81,3,29,3,1,1,3,57,3,137,3,
%U 109,3,33,3,1,3,21,3,137,3,221,3,141,3,37,3,1,1,3,81,3,277,3,333,3,177
%N Triangle |4*|A049310(n,k)| - 3| read by rows, 0<=k<=n.
%e First few rows of the triangle are:
%e 1;
%e 3, 1;
%e 1, 3, 1;
%e 3, 5, 3, 1;
%e 1, 3, 9, 3, 1;
%e 3, 9, 3, 13, 3, 1;
%e 1, 3, 21, 3, 17, 3, 1;
%e ...
%p A131327 := proc(n,k)
%p abs(4*abs(A049310(n,k))-3) ;
%p end proc:
%p seq(seq(A131327(n,k),k=0..n),n=0..12) ; # _R. J. Mathar_, Aug 13 2012
%Y Cf. A049310, A131328 (row sums), A131324, A131325, A131326.
%K nonn,tabl
%O 0,2
%A _Gary W. Adamson_, Jun 28 2007
%E Definition corrected. - _R. J. Mathar_, Aug 13 2012
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