Numerator of Bernoulli(n, -3/7).

Terms

a(0) =1a(1) =-13a(2) =229a(3) =-195a(4) =24599a(5) =-2665a(6) =46507a(7) =-44915a(8) =8833199a(9) =416403a(10) =-1179453655a(11) =-118121575a(13) =21956821471