Expansion of 1/((1-4x)(1-5x)(1-9x)(1-10x)).

A028124

Expansion of 1/((1-4x)(1-5x)(1-9x)(1-10x)).

Terms

    a(0) =1a(1) =28a(2) =503a(3) =7406a(4) =97545a(5) =1198344a(6) =14051227a(7) =159447442a(8) =1766581949a(9) =19223504300a(10) =206298840111

External references