Denominator of the polynomial A_l(x) = sum_{d=1..l-1} x^(l-d)/d for index l=2n+1 evaluated at x=15.

A145636

Denominator of the polynomial A_l(x) = sum_{d=1..l-1} x^(l-d)/d for index l=2n+1 evaluated at x=15.

Terms

    a(0) =2a(1) =4a(2) =4a(3) =56a(4) =56a(5) =616a(6) =8008a(7) =16016a(8) =816816a(9) =5173168a(10) =5173168a(11) =118982864a(12) =118982864a(13) =356948592a(14) =3450503056a(15) =213931189472a(16) =19448289952a(17) =58344869856a(18) =719586728224a(19) =719586728224

External references