Numerator of Bernoulli(n, -3/10).

Terms

a(0) =1a(1) =-4a(2) =167a(3) =-39a(4) =3563a(5) =-221a(6) =148649a(7) =-37219a(8) =3632723a(9) =5572359a(10) =-7672179683a(11) =-1575487199a(13) =622371085739