61903776

Appears in sequences

• Number of ways of writing n as a sum of 12 squares.at n=24A000145
• Theta series of D_12 lattice.at n=12A022043
• Theta series of D*_12 lattice.at n=24A022065
• Expansion of eta(q)^24 / eta(q^2)^12 in powers of q.at n=24A286346
• 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=12A303333