Expansion of Product_{k>=1} (1 + x^k) * (1 + x^(2*k)) * (1 + x^(3*k)) * (1 + x^(4*k)) * (1 + x^(5*k)) / ((1 - x^k) * (1 - x^(2*k)) * (1 - x^(3*k)) * (1 - x^(4*k)) * (1 - x^(5*k))).

A327050

Expansion of Product_{k>=1} (1 + x^k) * (1 + x^(2*k)) * (1 + x^(3*k)) * (1 + x^(4*k)) * (1 + x^(5*k)) / ((1 - x^k) * (1 - x^(2*k)) * (1 - x^(3*k)) * (1 - x^(4*k)) * (1 - x^(5*k))).

Terms

    a(0) =1a(1) =2a(2) =6a(3) =14a(4) =32a(5) =66a(6) =136a(7) =260a(8) =494a(9) =902a(10) =1620a(11) =2832a(12) =4890a(13) =8260a(14) =13792a(15) =22664a(16) =36824a(17) =59060a(18) =93814a(19) =147364a(20) =229490a(21) =354052a(22) =541916a(23) =822736a(24) =1240292a(25) =1856246a(26) =2760368a(27) =4078522a(28) =5990900a(29) =8749052

External references