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A211166
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Euler characteristic of relative homology of some varieties related to cluster algebras of type D.
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1
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4, 26, 122, 572, 2754, 13372, 65350, 321314, 1587646, 7876706, 39213336, 195797006, 980139194, 4917428112, 24719569686, 124480093754, 627818178180, 3170837715984
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OFFSET
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2,1
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COMMENTS
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The true Euler characteristic alternates in sign. This sequence is the absolute value.
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LINKS
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CROSSREFS
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Cf. A171711 (similar sequence in type A).
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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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