Second column, M(n+1,1) for n>=0, of infinite lower triangular matrix M defined in A078122.
A078124
Second column, M(n+1,1) for n>=0, of infinite lower triangular matrix M defined in A078122.
Terms
- a(0) =1a(1) =3a(2) =12a(3) =93a(4) =1632a(5) =68457a(6) =7112055a(7) =1879090014
External references
- oeis: A078124