Column 1 (divided by 2) of triangle A117398, which is the matrix log of A117396.

A117399

Column 1 (divided by 2) of triangle A117398, which is the matrix log of A117396.

Terms

    a(0) =1a(1) =1a(2) =2a(3) =7a(4) =34a(5) =202a(6) =1402a(7) =11122a(8) =99322a(9) =986362a(10) =10784122a(11) =128720122a(12) =1665516922a(13) =23220588922a(14) =347025670522

External references