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A319263
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The 10-adic integer z = ...57109377 satisfying z^7 + 1 = w, w^7 + 1 = x, x^7 + 1 = y, and y^7 + 1 = z.
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8
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7, 7, 3, 9, 0, 1, 7, 5, 3, 3, 5, 6, 5, 6, 7, 0, 9, 9, 9, 6, 7, 8, 6, 9, 2, 8, 2, 8, 0, 9, 1, 6, 2, 2, 4, 9, 9, 9, 4, 5, 8, 4, 6, 0, 7, 4, 5, 9, 6, 0, 1, 3, 0, 6, 9, 2, 3, 8, 4, 4, 7, 4, 5, 7, 1, 4, 7, 7, 6, 8, 1, 1, 1, 3, 7, 6, 4, 4, 1, 0, 4, 4, 0, 6, 5, 4, 8, 9, 4, 5, 2
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OFFSET
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0,1
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COMMENTS
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There is one other ring of four 10-adic integers meeting the same conditions.
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LINKS
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EXAMPLE
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57109377^7 + 1 == 72890754 (mod 10^8), 72890754^7 + 1 == 9600385 (mod 10^8), 9600385^7 + 1 == 22890626 (mod 10^8), and 22890626^7 + 1 == 57109377 (mod 10^8).
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CROSSREFS
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KEYWORD
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nonn,base
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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