70356

Appears in sequences

• a(n) = 2*n*(2*n^2 + 1).at n=26A061804
• Pascal-like triangle with trigonometric properties, row sums = powers of 4; generated from shifted columns of triangle A180062.at n=52A180063
• a(n) = pg(3, n) + pg(4, n) + ... + pg(n, n) where pg(m, n) is the n-th m-th-order polygonal number.at n=24A241452
• Number of set partitions of [n] with maximal block length multiplicity equal to seven.at n=6A271736
• Triangular array T(n,k), read by rows: coefficients of strong divisibility sequence of polynomials p(1,x) = 1, p(2,x) = 1 + 4*x, p(n,x) = u*p(n-1,x) + v*p(n-2,x) for n >= 3, where u = p(2,x), v = 1 - x - x^2.at n=43A367209