This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A169674 #17 Jul 28 2025 20:17:03 %S A169674 0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,1,1,0,0,0,0,0,1,0,1,0,0,0,0,0,1,1,1,0, %T A169674 0,0,0,1,0,0,1,0,0,0,0,1,0,1,1,0,0,0,0,1,1,0,1,0,0,0,0,1,1,1,1,0,0,0, %U A169674 1,0,0,0,1,0,0,1,1,0,0,0,1,0,1,0,1,0,0,0,1,0,1,1,1,0,0,0,1,1,0 %N A169674 Lexicographically earliest de Bruijn sequence for n = 8 and k = 2. %H A169674 Ray Chandler, <a href="/A169674/b169674.txt">Table of n, a(n) for n = 0..1023</a> %H A169674 Frank Ruskey, <a href="http://combos.org/bruijn">Generate de Bruijn sequences</a> %H A169674 <a href="/index/Rec#order_256">Index entries for linear recurrences with constant coefficients</a>, order 256. %e A169674 Periodic with period 256, the period being: %e A169674 0000000010000001100000101000001110000100100001011000011010000111100010\ %e A169674 0010011000101010001011100011001000110110001110100011111001001010010011\ %e A169674 1001010110010110100101111001100110101001101110011101100111101001111110\ %e A169674 1010101110101101101011111011011110111011111111 %Y A169674 Cf. A021913, A169675, A080679, A169672, A169671, A169673. %K A169674 nonn,easy %O A169674 0,1 %A A169674 _N. J. A. Sloane_, Apr 11 2010