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

A327049

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

Terms

    a(0) =1a(1) =2a(2) =6a(3) =14a(4) =32a(5) =64a(6) =132a(7) =248a(8) =466a(9) =838a(10) =1488a(11) =2560a(12) =4370a(13) =7272a(14) =11988a(15) =19424a(16) =31160a(17) =49280a(18) =77294a(19) =119780a(20) =184164a(21) =280408a(22) =423808a(23) =635136a(24) =945628a(25) =1397398a(26) =2052536a(27) =2995210a(28) =4346416a(29) =6270272

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