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 A024878 a(n) = s(1)t(n) + s(2)t(n-1) + ... + s(k)t(n-k+1), where k = [ n/2 ], s = (natural numbers >= 3), t = (F(2), F(3), F(4), ...). 0
 6, 9, 27, 44, 96, 155, 299, 484, 874, 1414, 2456, 3974, 6736, 10899, 18185, 29424, 48588, 78617, 128933, 208618, 340580, 551070, 896928, 1451260, 2357338, 3814253, 6187383 (list; graph; refs; listen; history; text; internal format)
 OFFSET 2,1 LINKS Table of n, a(n) for n=2..28. FORMULA G.f.: x^2*(1+x)*(2*x^6+4*x^4+x^3-3*x^2+3*x-6)/ ((x^2+x-1) * (x^4+x^2-1)^2) [From Maksym Voznyy (voznyy(AT)mail.ru), Jul 28 2009] CROSSREFS Sequence in context: A115644 A243708 A300345 * A007414 A274977 A340630 Adjacent sequences: A024875 A024876 A024877 * A024879 A024880 A024881 KEYWORD nonn AUTHOR Clark Kimberling STATUS approved

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Last modified June 10 13:58 EDT 2023. Contains 363205 sequences. (Running on oeis4.)