A354769 - OEIS

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A354769

Numbers k such that d(k)/k = sup {d(m)/m | m > k}, where d(k) is the number-of-divisors function A000005(k).

1

1, 8, 18, 90, 8400, 1201200

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OFFSET

1,2

COMMENTS

It is not known if this sequence is infinite.

REFERENCES

David desJardins, Posting to Math Fun Mailing List, Jun 21 2022.

LINKS

Table of n, a(n) for n=1..6.

CROSSREFS

Cf. A000005, A066523, A354768.

Sequence in context: A337836 A036747 A151351 * A113563 A173734 A219524

Adjacent sequences: A354766 A354767 A354768 * A354770 A354771 A354772

KEYWORD

nonn,more

AUTHOR

N. J. A. Sloane, Jun 22 2022

STATUS

approved