A064880 Row sums of triangle A064879.

1, 2, 2, 4, 11, 50, 389, 4590, 73950, 1559648, 41768100, 1372257648, 53854228438, 2482184155472, 132554850677690, 8096323604940164, 559278345518698923, 43305732768029924394, 3731115433469990603265

Offset: 0

Author

Wolfdieter Lang, Oct 12 2001

Keywords

• nonn
• easy

Links

• A. J. Macfarlane, Generating functions for integer sequences defined by the evolution of cellular automata with even rule numbers, 2016.

Formula

a(n)= sum(A064879(n, m), m=0..n).