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Note that there may be other vertices in the Galebach list of u-uniform tilings with u <= 6 that have this same coordination sequence. See the Galebach link for the complete list of A-numbers for all these tilings.
Table of n, a(n) for n=0..49.
Brian Galebach, k-uniform tilings (k <= 6) and their A-numbers
Sequence in context: A313359 A162821 A313360 * A059324 A112776 A313362
Adjacent sequences: A313358 A313359 A313360 * A313362 A313363 A313364
Brian Galebach and N. J. A. Sloane, Jun 18 2018