1907400

Appears in sequences

• Coefficients of a set of infinite sum rational polynomials: p(x,n)=(-1 + x)^(m - 1)*( 1 - (1 + x)/(-1 + x))^(m + 1)*Sum[(k + 1)^(2*m - 1)*((x + 1)/( x - 1))^k, {k, 0, Infinity}].at n=29A171657
• Convolution of nonzero squares (A000290) with nonzero pentagonal numbers (A000326).at n=31A271663