25165823

Appears in sequences

• a(0) = 1; a(n) = 3*2^n - 1, for n > 0.at n=23A052940
• a(0) = 0; for n > 0, a(n) = 3*2^(n-1) - 1.at n=24A055010
• a(0) = 1; for n > 0, a(n) = 3*2^(n-1) - 1.at n=24A083329
• Expansion of g.f.: (3+x+2*x^2-2*x^3)/((1-2*x)*(1+x^2)).at n=23A100720
• a(n) = 6*4^n - 1.at n=11A140529
• a(n) = 3*(-1)^(n+1)*2^n - 1.at n=23A140683
• a(n) = 3*2^n - 1.at n=23A153893
• Smallest m such that A199238(m) = n.at n=23A199262
• a(n)= ackb(n,3) where ackb is the Ackermann-Burnell function.at n=2A264929
• Independence number of the n-Mycielski graph.at n=25A266550
• Decimal representation of the x-axis, from the left edge to the origin, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 211", based on the 5-celled von Neumann neighborhood.at n=25A279875
• 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 641", based on the 5-celled von Neumann neighborhood.at n=24A283507
• Decimal representation of the x-axis, from the left edge to the origin, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 950", based on the 5-celled von Neumann neighborhood.at n=24A284481
• Decimal representation of the diagonal from the origin to the corner of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 435", based on the 5-celled von Neumann neighborhood.at n=29A288295
• Decimal representation of the diagonal from the origin to the corner of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 437", based on the 5-celled von Neumann neighborhood.at n=25A288299
• Decimal representation of the diagonal from the origin to the corner of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 545", based on the 5-celled von Neumann neighborhood.at n=24A289099
• Decimal representation of the diagonal from the origin to the corner of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 641", based on the 5-celled von Neumann neighborhood.at n=24A290074
• Decimal representation of the diagonal from the origin to the corner of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 643", based on the 5-celled von Neumann neighborhood.at n=24A290114
• Decimal representation of the diagonal from the origin to the corner of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 899", based on the 5-celled von Neumann neighborhood.at n=24A290662