34937

Appears in sequences

• Hexagonal prism numbers: a(n) = (n + 1)*(3*n^2 + 3*n + 1).at n=22A005915
• a(1) = 1; a(n+1) = round(sqrt(3)*a(n)).at n=19A134009
• Number of walks within N^3 (the first octant of Z^3) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, -1), (-1, 0, 1), (0, 1, 0), (1, 0, 0)}.at n=10A149853
• Coefficients in the expansion of C^3/B^4, in Watson's notation of page 118.at n=12A160527
• Nonnegative values x of solutions (x, y) to the Diophantine equation x^2 + (x+84847)^2 = y^2.at n=22A201917
• G.f. A(x) satisfies 0 = A(0) and 0 = f(x, A(x)) where f(u, v) = (u - v) * (1 + u*v) - u*v * (1 - u*v).at n=18A245735