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 A244632 23*n^2. 4
 0, 23, 92, 207, 368, 575, 828, 1127, 1472, 1863, 2300, 2783, 3312, 3887, 4508, 5175, 5888, 6647, 7452, 8303, 9200, 10143, 11132, 12167, 13248, 14375, 15548, 16767, 18032, 19343, 20700, 22103, 23552, 25047, 26588, 28175, 29808, 31487, 33212, 34983, 36800 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,2 COMMENTS First bisection of A195058. - Bruno Berselli, Jul 03 2014 LINKS Vincenzo Librandi, Table of n, a(n) for n = 0..1000 Index entries for linear recurrences with constant coefficients, signature (3,-3,1). FORMULA G.f.: 23*x*(1 + x)/(1 - x)^3. a(n) = 3*a(n-1) -3*a(n-2) +a(n-3) for n>2. a(n) = 23*A000290(n). - Omar E. Pol, Jul 03 2014 MATHEMATICA Table[23 n^2, {n, 0, 40}] PROG (MAGMA) [23*n^2: n in [0..40]]; (PARI) a(n)=23*n^2 \\ Charles R Greathouse IV, Jun 17 2017 CROSSREFS Cf. A195058. Cf. similar sequences listed in A244630. Sequence in context: A215613 A306138 A317371 * A042030 A042032 A257976 Adjacent sequences:  A244629 A244630 A244631 * A244633 A244634 A244635 KEYWORD nonn,easy AUTHOR Vincenzo Librandi, Jul 03 2014 EXTENSIONS G.f. corrected by Bruno Berselli, Jul 03 2014 STATUS approved

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Last modified September 22 05:47 EDT 2019. Contains 327287 sequences. (Running on oeis4.)