%I A027968
%S A027968 1,4,11,29,73,171,370,743,1397,2482,4201,6821,10685,16225,23976,
%T A027968 34591,48857,67712,92263,123805,163841,214103,276574,353511,447469,
%U A027968 561326,698309,862021,1056469,1286093,1555796,1870975,2237553
%N A027968 T(n,2n-6), T given by A027960.
%F A027968 G.f.: x^3*(1-3x+4x^2+x^3-4x^4+3x^5-x^6)/(1-x)^7. Differences of A027969. 
               - Ralf Stephan, Feb 07 2004
%Y A027968 A column of triangle A026998.
%Y A027968 Sequence in context: A062432 A131046 A109803 this_sequence A027970 A027972 
               A002878
%Y A027968 Adjacent sequences: A027965 A027966 A027967 this_sequence A027969 A027970 
               A027971
%K A027968 nonn
%O A027968 3,2
%A A027968 Clark Kimberling (ck6(AT)evansville.edu)