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

Terms

a(0) =1a(1) =5a(2) =300a(3) =125a(4) =30000a(5) =12500a(6) =21000000a(7) =1250000a(8) =300000000a(9) =125000000a(10) =330000000000a(11) =12500000000