Search: id:A053493
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%I A053493
%S A053493 1,10,56,214,641,1620,3616,7340,13825,24510,41336,66850,104321,
%T A053493 157864,232576,334680,471681,652530,887800,1189870,1573121,2054140,
%U A053493 2651936,3388164,4287361,5377190,6688696,8256570,10119425,12320080
%N A053493 G.f.: (1+4*x+10*x^2+4*x^3+x^4)/((1-x)^7*(1+x)).
%D A053493 R. P. Stanley, Enumerative Combinatorics, Wadsworth, Vol. 1, 1986; see 
               Prop. 4.6.21, p. 235, G_4(lambda).
%H A053493 <a href="Sindx_Rea.html#recLCC">Index entries for sequences related to 
               linear recurrences with constant coefficients</a>
%Y A053493 Cf. A019298, A053494.
%Y A053493 Sequence in context: A164951 A000814 A137931 this_sequence A001786 A053309 
               A035040
%Y A053493 Adjacent sequences: A053490 A053491 A053492 this_sequence A053494 A053495 
               A053496
%K A053493 nonn
%O A053493 0,2
%A A053493 N. J. A. Sloane (njas(AT)research.att.com), Jan 15 2000

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