%I
%S 1,4,11,29,76,199,518,1324,3278,7784,17643,38138,78753,155793,296248,
%T 543333,964239,1660748,2783499,4550843,7273394,11385571,17485634,
%U 26385946,39175444,57296576,82639259,117654736,165492559
%N T(n,2n10), T given by A027960.
%F Sequence satisfies a 10degree polynomial approximating A002878.
%F G.f. ( x^5*(1+7*x22*x^2+37*x^332*x^4x^5+32*x^637*x^7+22*x^87*x^9+x^10) ) / ( (x1)^11 ).  R. J. Mathar, Jan 30 2011
%F a(n) = 76 +183941*n/2520 +386899*n^3/36288 1747657*n^2/50400 831241*n^4/362880 +11887*n^5/34560 5807*n^6/172800 +41*n^7/24192 +n^8/60480 n^9/145152 +n^10/3628800.  R. J. Mathar, Jan 30 2011
%Y A column of triangle A026998.
%K nonn
%O 5,2
%A _Clark Kimberling_
