A065204 - OEIS

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A065204

Least m such that A065203(m) = n.

1, 3, 22, 191, 2206, 29054, 497585

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,2

COMMENTS

Conjecture: A064413(a(n)) = A002110(n) (primorial numbers), i.e., a(n) sets positions of primorial numbers in A064413.

LINKS

Table of n, a(n) for n=1..7.

CROSSREFS

Cf. A064413, A064742, A065203, A002110.

Sequence in context: A354327 A278333 A132595 * A001393 A046743 A121952

Adjacent sequences: A065201 A065202 A065203 * A065205 A065206 A065207

KEYWORD

nonn,hard,more

AUTHOR

Vladeta Jovovic, Oct 21 2001

EXTENSIONS

a(6)-a(7) from Sean A. Irvine, Aug 21 2023

STATUS

approved

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