73501

Appears in sequences

• a(n) = 60*n^2 + 1.at n=35A158673
• Numbers with distinct digits appearing in partition of decimal expansion of square root of 2. (A002193).at n=27A167834
• a(n) = Sum_{k=1..n} ((3*n-k-1)/(2*n-k))*(3*n-k-2)!/((n-1)!*(n-1)!*(n-k)!).at n=4A241193
• 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 531", based on the 5-celled von Neumann neighborhood.at n=18A282952
• Square array read by ascending antidiagonals: T(n,k) = 1/n * [x^k] 1/((1 - x)*(1 - x^2))^(n*k) for n, k >= 1.at n=49A363419