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A011727 A binary m-sequence: expansion of reciprocal of x^14 + x^12 + x^11 + x + 1 (mod 2, shifted by 13 initial 0's). 1

%I #19 Feb 22 2018 16:33:49

%S 0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,1,1,1,1,1,1,1,1,1,0,0,0,1,0,1,0,1,0,1,

%T 0,0,1,0,1,0,1,1,0,0,1,1,1,1,0,1,1,0,1,0,1,1,1,1,0,0,0,1,0,0,0,1,0,0,

%U 1,1,0,1,0,1,1,0,1,0,0,0,0

%N A binary m-sequence: expansion of reciprocal of x^14 + x^12 + x^11 + x + 1 (mod 2, shifted by 13 initial 0's).

%C Sequence is 16383-periodic. - _Ray Chandler_, Dec 10 2016

%D S. W. Golomb, Shift-Register Sequences, Holden-Day, San Francisco, 1967.

%D H. D. Lueke, Korrelationssignale, Springer 1992, pp. 43-48.

%D F. J. MacWilliams and N. J. A. Sloane, The Theory of Error-Correcting Codes, Elsevier/North Holland, 1978, p. 408.

%H Ray Chandler, <a href="/A011727/b011727.txt">Table of n, a(n) for n = 0..17000</a>

%H <a href="/index/Rec#order_16383">Index entries for linear recurrences with constant coefficients</a>, order 16383.

%F G.f. = x^13/(x^14 + x^12 + x^11 + x + 1) over GF(2). - _M. F. Hasler_, Feb 17 2018

%t Mod[#, 2] & /@ CoefficientList[Series[x^13/(x^14 + x^12 + x^11 + x + 1), {x, 0, 105}], x] (* _Michael De Vlieger_, Feb 21 2018 *)

%o (PARI) A011727_vec(N)=Vec(lift(Mod(1,2)/(x^14+x^12+x^11+x+1)+O(x^(N-13))),-N) \\ _M. F. Hasler_, Feb 17 2018

%Y Cf. A011655..A011745 for other binary m-sequences, and A011746..A011751 for similar expansions over GF(2).

%K nonn

%O 0,1

%A _N. J. A. Sloane_

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Last modified April 24 14:13 EDT 2024. Contains 371960 sequences. (Running on oeis4.)