3681400539

Appears in sequences

• a(n) = period of x^n + x + 1 over GF(2), i.e., the smallest integer m>0 such that x^n + x + 1 divides x^m + 1 over GF(2).at n=34A046932
• Expansion of (1 - x)/(1 + x - x^2 + 2*x^3).at n=32A078043
• a(n) = (8^n - 1)*3/7.at n=11A083713
• a(n) = Sum[2^(A001651(i-1)-1), {i,1,n}].at n=21A113836
• Decimal representation of the x-axis, from the origin to the right edge, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 614", based on the 5-celled von Neumann neighborhood.at n=31A273911
• Expansion of x*(1 + x)/((1-2*x)*(1+x+x^2)).at n=33A294627