%I A026156
%S A026156 1,4,20,111,616,3464,19656,112370,646272,3735324,21678696,126256361,
%T A026156 737513400,4319243760,25352692620,149108262264,878502339712,5184007871160,
%U A026156 30633757767144,181253849830625
%N A026156 a(n) = T(2n-1,n), where T is the array in A026148.
%Y A026156 Sequence in context: A153295 A006770 A158827 this_sequence A025183 A014523 
               A153299
%Y A026156 Adjacent sequences: A026153 A026154 A026155 this_sequence A026157 A026158 
               A026159
%K A026156 nonn
%O A026156 2,2
%A A026156 Clark Kimberling (ck6(AT)evansville.edu)