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%I #4 Mar 30 2012 18:56:10
%S 1,7,26,150,561,3181,12101,68514,263959,1496375,5818228,33039504,
%T 129350028,735726968,2895663570,16493980890,65189381839,371790856907,
%U 1474431012804,8418159673710,33478067835325,191320477252349,762651878154895
%N T(2n,n-1), T given by A026681.
%K nonn
%O 1,2
%A _Clark Kimberling_