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%I #10 Jun 07 2021 14:19:05
%S 1,1,1,3,5,13,29,73,181,465,1205,3171,8425,22597,61073,166195,454949,
%T 1251985,3461573,9611191,26787377,74916661,210178457,591347989,
%U 1668172841,4717282753,13369522249,37970114703,108045430901
%N Row sums of number triangle A124790.
%C Row sums of a generalized Motzkin triangle.
%C Apparently the Motzkin transform of A105811, after the sign of A105811(1) is negated. - _R. J. Mathar_, Dec 11 2008
%C Hankel transform is A159964. - _Paul Barry_, Apr 28 2009
%F Conjecture: (n+1)*a(n) +(-n+2)*a(n-1) +(-5*n+7)*a(n-2) +3*(-n+2)*a(n-3) = 0. - _R. J. Mathar_, Dec 02 2014
%Y Cf. A105811, A124790, A159964.
%K nonn
%O 0,4
%A _Paul Barry_, Nov 07 2006
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