A102429 Row sums of A102427.

1, 2, 6, 11, 23, 44, 85, 163, 311, 594, 1132, 2158, 4112, 7835, 14928, 28441, 54186, 103234, 196679, 374707, 713880, 1360061, 2591143, 4936559, 9404966, 17918024, 34136814, 65036304, 123904967, 236059552, 449732673, 856815474, 1632375854

Offset: 0

Author

Russell Walsmith, Jan 11 2005

Keywords

• easy
• nonn

Examples

			1=1, 1+1=2, 1+3+2=6; 1+5+4+1=11
		

Crossrefs

Cf. A011973, A102426, A102427, A102428.

Formula

G.f.: (1+x^2-x^3)/((1-x)*(1-x-2*x^2+x^4)). - Vladeta Jovovic, Apr 05 2005

Extensions

More terms from Vladeta Jovovic, Apr 05 2005