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%I #9 Feb 18 2024 14:50:32
%S 0,1,0,2,1,9,10,42,64,213
%N Arises from enumeration of a certain class of partial 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 2.1.
%Y Cf. A005221.
%K nonn,more
%O 0,4
%A _N. J. A. Sloane_, Feb 17 2024