Denominators of Bernoulli numbers B_0, B_1, B_2, B_4, B_6, ...

Terms

a(0) =1a(1) =2a(2) =6a(3) =30a(4) =42a(5) =30a(6) =66a(7) =2730a(8) =6a(9) =510a(10) =798a(11) =330a(12) =138a(13) =2730a(14) =6a(15) =870a(16) =14322a(17) =510a(18) =6a(19) =1919190a(20) =6a(21) =13530a(22) =1806a(23) =690a(24) =282a(25) =46410a(26) =66a(27) =1590a(28) =798a(29) =870