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 A024042 a(n) = 4^n - n^6. 3
 1, 3, -48, -665, -3840, -14601, -42560, -101265, -196608, -269297, 48576, 2422743, 13791232, 62282055, 260905920, 1062351199, 4278190080, 17155731615, 68685464512, 274830861063, 1099447627776 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,2 LINKS Vincenzo Librandi, Table of n, a(n) for n = 0..500 Index entries for linear recurrences with constant coefficients, signature (11, -49, 119, -175, 161, -91, 29, -4). FORMULA a(n) = 11*a(n-1) - 49*a(n-2) + 119*a(n-3) - 175*a(n-4) + 161*a(n-5) - 91*a(n-6) + 29*a(n-7) - 4*a(n-8); a(0)=1, a(1)=3, a(2)=-48, a(3)=-665, a(4)=-3840, a(5)=-14601, a(6)=-42560, a(7)=-101265. - Harvey P. Dale, Jun 25 2013 MATHEMATICA Table[4^n-n^6, {n, 0, 30}] (* or *) LinearRecurrence[ {11, -49, 119, -175, 161, -91, 29, -4}, {1, 3, -48, -665, -3840, -14601, -42560, -101265}, 30] (* Harvey P. Dale, Jun 25 2013 *) PROG (Magma) [4^n-n^6: n in [0..30]]; // Vincenzo Librandi, Jul 02 2011 CROSSREFS Sequence in context: A081540 A294829 A264730 * A007654 A001080 A099852 Adjacent sequences: A024039 A024040 A024041 * A024043 A024044 A024045 KEYWORD sign,easy AUTHOR STATUS approved

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Last modified January 29 15:01 EST 2023. Contains 359923 sequences. (Running on oeis4.)