Central Lehmer-Comtet numbers of the first kind: a(n) = A008296(2n,n).

A298511

Central Lehmer-Comtet numbers of the first kind: a(n) = A008296(2n,n).

Terms

    a(0) =1a(1) =1a(2) =-1a(3) =-15a(4) =49a(5) =1365a(6) =-7645a(7) =-311311a(8) =2475473a(9) =132652377a(10) =-1367593305a(11) =-90881245455

External references