-8880

Appears in sequences

• Glaisher's function U(n).at n=10A002612
• a(n) = determinant of n X n circulant matrix whose first row consists of the first n positive triangular numbers.at n=3A177147
• Array: row n shows the coefficients of the characteristic polynomial of the n-th principal submatrix of f(i,j) = gcd(i+1, j+1) (A204030).at n=30A204111
• n-th derivative of cos(x)^sin(x) at x=0.at n=9A215516
• a(n) = -3*a(n-1) + a(n-3), with a(0)=0, a(1)=6, and a(2)=-15.at n=8A215917