74864

Appears in sequences

• Number of ways of writing n as a sum of 8 squares.at n=16A000143
• Theta series of D_8 lattice.at n=8A008430
• Fourier coefficients of E_{0,4}.at n=16A035016
• a(n) = [x^n] (theta_3(x^(1/2))^n + theta_4(x^(1/2))^n)/2, where theta_3() and theta_4() are the Jacobi theta functions.at n=8A303333
• Number of nX4 0..1 arrays with every element unequal to 0, 1, 3 or 5 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.at n=15A318078
• Number of ways of writing n^2 as a sum of 8 squares.at n=4A374493