Numerator of Bernoulli(n, 2/11).

Terms

a(0) =1a(1) =-7a(2) =13a(3) =63a(4) =-4921a(5) =-3675a(6) =703333a(7) =465087a(8) =-88109041a(9) =-102157335a(10) =4885044115a(11) =34400733171