39459

Appears in sequences

• Coefficients of x in the reduction of the polynomial p(n,x)=(1/2)((x+3)^n+(x-3)^n) by x^2->x+1.at n=8A192358
• Least number having n orderless representations as p^2 + q^2 + r^2, where p, q, and r are primes.at n=22A214512
• Number of positive solutions to x^2+y^2+z^2 <= n^2.at n=43A253663
• Triangle read by rows: T(n, k) is the number of nonequivalent ways to select k disjoint point triples from an n X n X n triangular point grid, each point triple forming a 2 X 2 X 2 triangle.at n=42A289229