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 A067984 Convolution of L(n+1) := A000204(n+1) (Lucas), n>=0, with L(n+6), n>=0. 0
 18, 83, 206, 459, 940, 1844, 3504, 6513, 11902, 21465, 38302, 67752, 118974, 207631, 360430, 622791, 1071776, 1837852, 3141468, 5354445, 9102878, 15439413, 26131346, 44141904, 74433450, 125306699 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,1 COMMENTS Sixth diagonal of triangle A067979. Sixth column of triangle A067990. LINKS Table of n, a(n) for n=0..25. FORMULA a(n)= sum(L(k+1)*L(n+6-k), k=0..n) = (29*n+18)*F(n+1)+18*(n+1)*F(n), with F(n) := A000045(n) (Fibonacci). G.f.: (18+11*x)*(1+2*x)/(1-x-x^2)^2. CROSSREFS Sequence in context: A043181 A039358 A043961 * A281372 A124935 A126405 Adjacent sequences: A067981 A067982 A067983 * A067985 A067986 A067987 KEYWORD nonn,easy AUTHOR Wolfdieter Lang, Feb 15 2002 STATUS approved

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Last modified May 20 14:05 EDT 2024. Contains 372716 sequences. (Running on oeis4.)