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A141377 a(n) = the smallest positive integer non-coprime to both n and d(n), where d(n) is the number of divisors of n. 2
2, 6, 6, 10, 2, 14, 2, 3, 2, 22, 2, 26, 2, 6, 10, 34, 2, 38, 2, 6, 2, 46, 2, 15, 2, 6, 2, 58, 2, 62, 2, 6, 2, 10, 3, 74, 2, 6, 2, 82, 2, 86, 2, 3, 2, 94, 2, 21, 2, 6, 2, 106, 2, 10, 2, 6, 2, 118, 2, 122, 2, 3, 14, 10, 2, 134, 2, 6, 2, 142, 2, 146, 2, 3, 2, 14, 2, 158, 2, 15, 2, 166, 2, 10, 2, 6 (list; graph; refs; listen; history; text; internal format)
OFFSET

2,1

LINKS

Table of n, a(n) for n=2..87.

FORMULA

a(n) = A141327(n, A000005(n)).

CROSSREFS

Cf. A141327, A141378, A141379.

Sequence in context: A082911 A005869 A021978 * A006955 A306745 A196053

Adjacent sequences:  A141374 A141375 A141376 * A141378 A141379 A141380

KEYWORD

nonn

AUTHOR

Leroy Quet, Jun 28 2008

EXTENSIONS

Extended by Ray Chandler, Jun 24 2009

STATUS

approved

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Last modified November 27 09:19 EST 2021. Contains 349365 sequences. (Running on oeis4.)