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A306657
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Least primary Carmichael number (A324316) with n prime factors.
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1
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OFFSET
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3,1
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COMMENTS
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Primary Carmichael numbers were introduced in Kellner and Sondow 2019. For this sequence, see Kellner 2019.
Conjecture: the sequence is infinite.
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LINKS
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EXAMPLE
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1729 = 7 * 13 * 19,
10606681 = 31 * 43 * 73 * 109,
4872420815346001 = 211 * 239 * 379 * 10711 * 23801.
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CROSSREFS
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Least Carmichael number with n prime factors is A006931.
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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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