49475

Appears in sequences

• a(n) = n*(11*n^2 - 5)/6.at n=30A004467
• Number of distinct resistances that can be produced from a circuit of resistors with resistances 1, 2, ..., n using only series and parallel combinations.at n=6A232005
• 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 590", based on the 5-celled von Neumann neighborhood.at n=15A283178