338016

Appears in sequences

• Octagonal numbers for which the sum of the digits is also an octagonal number.at n=27A117082
• Octagonal numbers for which both the sum and the product of the digits is also an octagonal number.at n=15A117084
• Number of 0..3 arrays x(0..n-1) of n elements with nondecreasing average value and 0..3 occur with instance counts within one of each other.at n=21A200939
• Triangle read by rows, coefficients of polynomials in t = log(x) of the n-th derivative of x^(x^2), evaluated at x = 1. T(n, k) with n >= 0 and 0 <= k <= n.at n=38A293473