Coefficient triangle of polynomials used for numerator of g.f.s for column sequences of array A078739.

A089276

Coefficient triangle of polynomials used for numerator of g.f.s for column sequences of array A078739.

Terms

    a(0) =1a(1) =1a(2) =8a(3) =1a(4) =48a(5) =180a(6) =1a(7) =160a(8) =3204a(9) =8064a(10) =1a(11) =400a(12) =24972a(13) =311328a(14) =604800a(15) =1a(16) =840a(17) =125468a(18) =4654656a(19) =42454080a(20) =68428800a(21) =1a(22) =1568a(23) =476728a(24) =40968960a(25) =1073980368a(26) =7803233280a(27) =10897286400a(28) =1a(29) =2688

External references