-41472

Appears in sequences

• Expansion of 1/(1+2*x+2*x^2+2*x^3).at n=25A077993
• Determinants of the n X n matrices whose (i,j)-elements are lcm(i^2, j^2).at n=3A140412
• Triangle read by rows: T(0,0) = 1; T(n,k) = -2*T(n-1,k) + 3*T(n-2,k-1) for 0 <= k <= floor(n/2); T(n,k)=0 for n or k < 0.at n=38A302747
• Triangle read by rows of coefficients in expansion of (3-2x)^n, where n is a nonnegative integer.at n=52A303901
• Triangle read by rows of coefficients in expansions of (-2 + 3*x)^n, where n is nonnegative integer.at n=47A317498
• Triangle read by rows: T(0,0) = 1; T(n,k) = -2 T(n-1,k) + 3 * T(n-3,k-1) for k = 0..floor(n/3); T(n,k)=0 for n or k < 0.at n=37A317503
• a(n) = [x^n] x/(12*x^2 - 6*x + 1).at n=9A379825