Expansion of 2*x^2 *(4 +7*x +5*x^2 -x^3 -4*x^4 +6*x^6 +4*x^7 -x^8 -2*x^9) / ((1+x)^2 *(1+x+x^2)^2 *(1-x)^4) .

A187062

Expansion of 2*x^2 *(4 +7*x +5*x^2 -x^3 -4*x^4 +6*x^6 +4*x^7 -x^8 -2*x^9) / ((1+x)^2 *(1+x+x^2)^2 *(1-x)^4) .

Terms

    a(0) =0a(1) =0a(2) =8a(3) =14a(4) =26a(5) =42a(6) =64a(7) =90a(8) =134a(9) =172a(10) =232a(11) =300a(12) =378a(13) =464a(14) =584a(15) =690a(16) =834a(17) =990a(18) =1160a(19) =1342a(20) =1574a(21) =1784a(22) =2048a(23) =2328a(24) =2626a(25) =2940a(26) =3320a(27) =3670a(28) =4090a(29) =4530

External references