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 A035040 2^n - C(n,0)- ... - C(n,7). 4
 0, 0, 0, 0, 0, 0, 0, 0, 1, 10, 56, 232, 794, 2380, 6476, 16384, 39203, 89846, 199140, 430104, 910596, 1898712, 3913704, 7997952, 16241061, 32828226, 66137152, 132932104, 266752238, 534688516, 1070937812, 2143911424, 4290452423 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,10 REFERENCES J. Eckhoff, Der Satz von Radon in konvexen Productstrukturen II, Monat. f. Math., 73 (1969), 7-30. LINKS FORMULA G.f.: x^8/((1-2*x)*(1-x)^8). a(n)=sum{k=0..n, C(n, k+8)} = sum{k=8..n, C(n, k)}; a(n)=2a(n-1)+C(n-1, 7). - Paul Barry, Aug 23 2004 MAPLE a:=n->sum(binomial(n, j), j=8..n): seq(a(n), n=0..32); - Zerinvary Lajos (zerinvarylajos(AT)yahoo.com), Jan 04 2007 MATHEMATICA a=1; lst={}; s1=s2=s3=s4=s5=s6=s7=s8=0; Do[s1+=a; s2+=s1; s3+=s2; s4+=s3; s5+=s4; s6+=s5; s7+=s6; s8+=s7; AppendTo[lst, s8]; a=a*2, {n, 5!}]; lst [From Vladimir Joseph Stephan Orlovsky, Jan 10 2009] CROSSREFS a(n)= A055248(n, 8). Partial sums of A035039. Cf. A000079, A000225, A000295, A002663, A002664, A035038-A035042. Sequence in context: A198833 A001786 A053309 * A002889 A055911 A014483 Adjacent sequences:  A035037 A035038 A035039 * A035041 A035042 A035043 KEYWORD nonn,easy AUTHOR STATUS approved

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