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A314955
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Coordination sequence Gal.6.322.3 where Gal.u.t.v denotes the coordination sequence for a vertex of type v in tiling number t in the Galebach list of u-uniform tilings.
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0
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1, 5, 9, 14, 20, 25, 29, 34, 40, 45, 49, 54, 59, 63, 68, 74, 79, 83, 88, 94, 99, 103, 108, 113, 117, 122, 128, 133, 137, 142, 148, 153, 157, 162, 167, 171, 176, 182, 187, 191, 196, 202, 207, 211, 216, 221, 225, 230, 236, 241
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internal format)
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OFFSET
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0,2
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COMMENTS
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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.
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LINKS
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FORMULA
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a(n) = a(n-1) + a(n-11) - a(n-12) for n > 12.
G.f.: (x^12 + 4*x^11 + 4*x^10 + 5*x^9 + 6*x^8 + 5*x^7 + 4*x^6 + 5*x^5 + 6*x^4 + 5*x^3 + 4*x^2 + 4*x + 1)/(x^12 - x^11 - x + 1). (End)
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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