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A234952
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Apply the map k -> L(k)/gcd(L(k),k-1) to the sequence A007850 of Giuga numbers, where L(k) is the Carmichael lambda function A002322.
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0
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4, 60, 120, 2320, 1552848, 10080, 139714902540, 93294624780, 228657996794220, 4756736241732916394976, 20024071474861042488900, 2176937111336664570375832140, 15366743578393906356665002406454800354974137359272445859047945613961394951904884493965220
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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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STATUS
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approved
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