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A310502
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Coordination sequence Gal.5.132.1 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, 4, 10, 16, 20, 26, 30, 36, 42, 46, 50, 56, 62, 66, 72, 76, 82, 88, 92, 96, 102, 108, 112, 118, 122, 128, 134, 138, 142, 148, 154, 158, 164, 168, 174, 180, 184, 188, 194, 200, 204, 210, 214, 220, 226, 230, 234, 240, 246, 250
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history;
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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-9) - a(n-10) for n > 10.
G.f.: (x^10 + 3*x^9 + 6*x^8 + 6*x^7 + 4*x^6 + 6*x^5 + 4*x^4 + 6*x^3 + 6*x^2 + 3*x + 1)/(x^10 - x^9 - 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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