1758240domain: NAppears in sequencesExpansion of x*(1-6*x+7*x^2)/((1-x)*(1+x)*(1-5*x+x^2)).at n=12A107389Coefficients in q-expansion of (E_2^3 - E_2*E_4)/288, where E_2 and E_4 are the Eisenstein series shown in A006352 and A004009, respectively.at n=24A282020