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A296149
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Number of shapes of grid-filling curves of order 4*n+1 (on the square grid) with turns by +-90 degrees that are generated by folding morphisms.
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1
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2, 3, 14, 32, 0, 287, 438, 0, 2242, 5080, 11122, 12374, 77469
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OFFSET
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1,1
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COMMENTS
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Terms are nonzero if and only if 4*n+1 is a term of A057653.
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LINKS
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CROSSREFS
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Cf. A296148 (number of folding curves of all orders).
Cf. A265685 (simple curves of order 4*n+1).
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KEYWORD
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nonn,hard,more
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AUTHOR
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STATUS
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approved
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