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 A251656 4-step Fibonacci sequence starting with 1,0,1,0. 6
 1, 0, 1, 0, 2, 3, 6, 11, 22, 42, 81, 156, 301, 580, 1118, 2155, 4154, 8007, 15434, 29750, 57345, 110536, 213065, 410696, 791642, 1525939, 2941342, 5669619, 10928542, 21065442, 40604945, 78268548, 150867477, 290806412, 560547382, 1080489819 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,5 LINKS Index entries for linear recurrences with constant coefficients, signature (1,1,1,1). FORMULA a(n+4) = a(n)+a(n+1)+a(n+2)+a(n+3). MATHEMATICA LinearRecurrence[Table[1, {4}], {1, 0, 1, 0}, 36] (* Michael De Vlieger, Dec 09 2014 *) PROG (J) see A251655 for the program and apply it to 1, 0, 1, 0. CROSSREFS Other 4-step Fibonacci sequences are A000078, A000288, A001630, A001631, A001648, A073817, A100532, A251654, A251655, A251703, A251704, A251705. Cf. A000336. Sequence in context: A082616 A018613 A036589 * A123341 A238351 A141072 Adjacent sequences:  A251653 A251654 A251655 * A251657 A251658 A251659 KEYWORD nonn AUTHOR Arie Bos, Dec 06 2014 STATUS approved

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