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 A017475 a(n) = (11*n + 7)^3. 12
 343, 5832, 24389, 64000, 132651, 238328, 389017, 592704, 857375, 1191016, 1601613, 2097152, 2685619, 3375000, 4173281, 5088448, 6128487, 7301384, 8615125, 10077696, 11697083, 13481272, 15438249, 17576000, 19902511, 22425768, 25153757, 28094464, 31255875, 34645976, 38272753, 42144192 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,1 LINKS Vincenzo Librandi, Table of n, a(n) for n = 0..10000 Index entries for linear recurrences with constant coefficients, signature (4,-6,4,-1). FORMULA G.f.: (343 + 4460*x + 3119*x^2 + 64*x^3)/(1-x)^4. - R. J. Mathar, Jun 24 2009 a(n) = 4*a(n-1) - 6*a(n-2) + 4*a(n-3) - a(n-4); a(0)=343, a(1)=5832, a(2)=24389, a(3)=64000. - Harvey P. Dale, Oct 18 2014 E.g.f.: (343 +5489*x +6534*x^2 +1331*x^3)*exp(x). - G. C. Greubel, Sep 19 2019 MAPLE seq((11*n+7)^3, n=0..40); # G. C. Greubel, Sep 19 2019 MATHEMATICA (11*Range[0, 40]+7)^3 (* or *) LinearRecurrence[{4, -6, 4, -1}, {343, 5832, 24389, 64000}, 40] (* Harvey P. Dale, Oct 18 2014 *) PROG (MAGMA) [(11*n+7)^3: n in [0..40]]; // Vincenzo Librandi, Sep 04 2011 (Maxima) makelist((11*n+7)^3, n, 0, 40); /* Martin Ettl, Oct 21 2012 */ (PARI) a(n) = (11*n+7)^3; \\ Altug Alkan, Sep 08 2018 (Sage) [(11*n+7)^3 for n in (0..40)] # G. C. Greubel, Sep 19 2019 (GAP) List([0..40], n-> (11*n+7)^3); # G. C. Greubel, Sep 19 2019 CROSSREFS Powers of the form (11*n+7)^m: A017473 (m=1), A017474 (m=2), this sequence (m=3), A017476 (m=4), A017477 (m=5), A017478 (m=6), A017479 (m=7), A017480 (m=8), A017481 (m=9), A017482 (m=10), A017483 (m=11), A017484 (m=12). Sequence in context: A017247 A017355 A167727 * A017607 A277636 A224427 Adjacent sequences:  A017472 A017473 A017474 * A017476 A017477 A017478 KEYWORD nonn,easy AUTHOR STATUS approved

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Last modified August 9 16:21 EDT 2022. Contains 356026 sequences. (Running on oeis4.)