%I #9 Feb 18 2024 14:49:50
%S 0,1,0,3,1,9,6,28,27,90,110
%N Arises from enumeration of a certain class of partial zig-zag knight's paths on the square grid.
%C It would be nice to have a more precise definition.
%H Jean-Luc Baril and José L. Ramírez, <a href="http://jl.baril.u-bourgogne.fr/knight.pdf">Knight's paths towards Catalan numbers</a>, Univ. Bourgogne Franche-Comté (2022). Also arXiv:2206.12087 [math.CO], Jan 2023. See Section 3.2.
%Y Cf. A368378, A368380.
%K nonn,more
%O 0,4
%A _N. J. A. Sloane_, Feb 18 2024