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A109349
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Zsigmondy numbers for a = 7, b = 5: Zs(n, 7, 5) is the greatest divisor of 7^n - 5^n that is relatively prime to 7^m - 5^m for all positive integers m < n.
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5
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2, 3, 109, 37, 6841, 13, 372709, 1513, 176149, 1661, 964249309, 1801, 47834153641, 75139, 3162961, 3077713, 115933787267041, 30133, 5689910849522509, 3949201, 6868494361, 168846239, 13678413205562919109, 4654801, 97995219736887001
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OFFSET
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1,1
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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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EXTENSIONS
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STATUS
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approved
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