Numerator of Bernoulli(n, -7/9).

Terms

a(0) =1a(1) =-23a(2) =251a(3) =-1288a(4) =123253a(5) =-109480a(6) =12733691a(7) =-7288792a(8) =590522773a(9) =-485103304a(10) =80902890055a(11) =-23869637176