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 A168220 a(n) = n^4*(n^6 + 1)/2. 1
 0, 1, 520, 29565, 524416, 4883125, 30233736, 141238825, 536872960, 1743395481, 5000005000, 12968719621, 30958692480, 68929260205, 144627346696, 288325220625, 549755846656, 1007996991985, 1785233665800, 3065533194061 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,3 LINKS Vincenzo Librandi, Table of n, a(n) for n = 0..10000 FORMULA G.f.: (x + 509*x^2 + 23900*x^3 + 227636*x^4 + 655154*x^5 + 655154*x^6 + 227636*x^7 + 23900*x^8 + 509*x^9 + x^10)/(1 - x)^11. - G. C. Greubel, Jul 16 2016 MATHEMATICA Table[n^4*(n^6 + 1)/2, {n, 0, 50}] (* G. C. Greubel, Jul 16 2016 *) PROG (Magma) [n^4*(n^6+1)/2: n in [0..20]]; // Vincenzo Librandi, Aug 28 2011 CROSSREFS Sequence in context: A178269 A351324 A183588 * A293105 A286977 A225999 Adjacent sequences: A168217 A168218 A168219 * A168221 A168222 A168223 KEYWORD nonn,easy AUTHOR N. J. A. Sloane, Dec 11 2009 STATUS approved

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Last modified September 9 14:53 EDT 2024. Contains 375764 sequences. (Running on oeis4.)