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%I #23 Jul 24 2024 07:42:10
%S 1,3,5,11,23,44,89,177,355,711,1420,2841,5683,11367,22731,45463,90925,
%T 181851,363703,727404,1454809,2909617,5819235,11638471,23276940,
%U 46553881,93107763,186215527,372431051,744862103,1489724205,2979448411,5958896823,11917793644
%N Row sums of triangle A133913.
%F a(n) = 2 * a(n-1) + A133912(n). - _Jack W Grahl_, Oct 11 2022
%e a(4) = 11 = sum of row 4 terms of triangle A133913: (1 + 4 + 4 + 2).
%e a(4) = 11 = 2*a(3) + A133912(4) = 2*5 + 1, where A133912 = (1, 1, -1, 1, 1, -2, 1, -1, ...), first finite difference row of A007001.
%Y Cf. A007001, A133912, A133913.
%K nonn
%O 1,2
%A _Gary W. Adamson_, Sep 28 2007
%E More terms from _Jack W Grahl_, Oct 11 2022