262030

Appears in sequences

• Ranks of certain relations among Euler sums of weight n.at n=17A038360
• a(n) = floor(((1+sqrt(3))/2)^n).at n=39A125895
• a(n) = 2^(n-5) - A000931(n).at n=18A216714
• Decimal representation of the diagonal from the corner to the origin of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 369", based on the 5-celled von Neumann neighborhood.at n=17A287858