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A039618
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Number of 2n-step self-avoiding closed walks on first octant of 3-dimensional cubic lattice, passing through origin.
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3
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1, 0, 3, 18, 138, 1278, 13410, 154584, 1919352, 25273422, 348989058, 5011939788, 74393974476, 1135821378924
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OFFSET
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0,3
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LINKS
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CROSSREFS
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KEYWORD
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nonn,walk,hard,more
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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