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A378049

Numbers k such that the least m for which m*k is a lucky number (if such an m exists) sets a new record.

1, 5, 19, 59, 121, 1843, 6233, 57637, 84019, 183023

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OFFSET

1,2

COMMENTS

Indices of records in A377776 are given by (a(n)-1)/2.

LINKS

Table of n, a(n) for n=1..10.

EXAMPLE

19 is a term since 133 = 7*19 is the smallest multiple of 19 that is a lucky number and, for all k < 19, either no multiple of k is a lucky number or m*k is a lucky number for some m < 7.

CROSSREFS

Cf. A000959, A377776, A378050, A378051.

Sequence in context: A029861 A224034 A107179 * A332720 A092442 A341711

Adjacent sequences: A378046 A378047 A378048 * A378050 A378051 A378052

KEYWORD

nonn,more

AUTHOR

Pontus von Brömssen, Nov 15 2024

STATUS

approved

URL: https://oeis.org/A378049

⇱ A378049 - OEIS