Partial sums of Catalan numbers A000108 multiplied by powers of -8.

A113267

Partial sums of Catalan numbers A000108 multiplied by powers of -8.

Terms

    a(0) =1a(1) =-7a(2) =121a(3) =-2439a(4) =54905a(5) =-1321351a(6) =33281657a(7) =-866396551a(8) =23125022329a(9) =-629441571207

External references