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A309018
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Number of perfect matchings in the graph C_{12} X C_n.
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4
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24200, 7379216, 41934482, 4357599552, 55820091938, 3827188349968, 69206906601800, 3876306765700644, 83804387156528018, 4161957566985310208, 100644292294423977842, 4601436044608986037284, 120511830300023778605000, 5179981855242249681088528, 144148769049390803580105218
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OFFSET
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3,1
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COMMENTS
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This sequence satisfies a recurrence relation of order 266.
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LINKS
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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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