Column 0 of triangular matrix T=A101479, in which row n equals row (n-1) of T^(n-1) followed by '1'.

A101481

Column 0 of triangular matrix T=A101479, in which row n equals row (n-1) of T^(n-1) followed by '1'.

Terms

    a(0) =1a(1) =1a(2) =1a(3) =3a(4) =19a(5) =191a(6) =2646a(7) =46737a(8) =1003150a(9) =25330125a(10) =735180292a(11) =24103027865a(12) =880627477269

External references