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 A013788 a(n) = 8^(4*n + 1). 2
 8, 32768, 134217728, 549755813888, 2251799813685248, 9223372036854775808, 37778931862957161709568, 154742504910672534362390528, 633825300114114700748351602688, 2596148429267413814265248164610048, 10633823966279326983230456482242756608 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,1 LINKS Vincenzo Librandi, Table of n, a(n) for n = 0..200 Tanya Khovanova, Recursive Sequences Index entries for linear recurrences with constant coefficients, signature (4096). FORMULA From Philippe Deléham, Dec 03 2008: (Start) a(n) = 4096*a(n-1); a(0)=8. G.f.: 8/(1-4096*x). (End) MATHEMATICA 8^(4Range[0, 20]+1)  (* Harvey P. Dale, Apr 17 2011 *) PROG (MAGMA) [8^(4*n+1): n in [0..15]]; // Vincenzo Librandi, Jun 28 2011 (PARI) a(n)=8^(4*n+1) \\ Charles R Greathouse IV, Jul 11 2016 CROSSREFS Subsequence of A001018. Sequence in context: A067070 A115478 A221629 * A156178 A256423 A175855 Adjacent sequences:  A013785 A013786 A013787 * A013789 A013790 A013791 KEYWORD nonn,easy AUTHOR STATUS approved

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Last modified March 24 19:42 EDT 2019. Contains 321448 sequences. (Running on oeis4.)