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 A131757 Period 10: repeat 3, 3, 3, -7, 3, 3, -7, 3, 3, -7. 0
 3, 3, 3, -7, 3, 3, -7, 3, 3, -7, 3, 3, 3, -7, 3, 3, -7, 3, 3, -7, 3, 3, 3, -7, 3, 3, -7, 3, 3, -7, 3, 3, 3, -7, 3, 3, -7, 3, 3, -7, 3, 3, 3, -7, 3, 3, -7, 3, 3, -7, 3, 3, 3, -7, 3, 3, -7, 3, 3, -7, 3, 3, 3, -7, 3, 3, -7, 3, 3, -7, 3, 3, 3, -7, 3, 3, -7, 3, 3, -7, 3, 3, 3, -7, 3, 3, -7, 3, 3, -7, 3, 3, 3, -7, 3, 3, -7, 3, 3, -7, 3, 3, 3, -7, 3, 3, -7, 3, 3, -7, 3 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,1 LINKS Index entries for linear recurrences with constant coefficients, signature (-1,-1,-1,-1,-1,-1,-1,-1,-1). FORMULA a(n)=-(n mod 10)+[(n+1) mod 10]-[(n+3) mod 10]+[(n+4) mod 10]-[(n+6) mod 10]+[(n+7) mod 10], with n>=0. - Paolo P. Lava, Oct 08 2007 MATHEMATICA PadRight[{}, 120, {3, 3, 3, -7, 3, 3, -7, 3, 3, -7}] (* Harvey P. Dale, Aug 07 2018 *) PROG (PARI) a(n)=[3, 3, 3, -7, 3, 3, -7, 3, 3, -7][n%10+1] \\ Charles R Greathouse IV, Jul 13 2016 CROSSREFS Cf. A010705, A096915. Sequence in context: A061021 A126608 A088195 * A214834 A291767 A135087 Adjacent sequences:  A131754 A131755 A131756 * A131758 A131759 A131760 KEYWORD sign,easy AUTHOR Paul Curtz, Oct 04 2007 STATUS approved

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Last modified October 23 17:32 EDT 2019. Contains 328373 sequences. (Running on oeis4.)