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A076986 Smallest squarefree number of the form n*k + 1. 0
2, 3, 7, 5, 6, 7, 15, 17, 10, 11, 23, 13, 14, 15, 31, 17, 35, 19, 39, 21, 22, 23, 47, 73, 26, 55 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..26.

EXAMPLE

a(24) = 73 as 25 and 49 are not squarefree.

CROSSREFS

Sequence in context: A222242 A069771 A235801 * A225403 A069786 A128804

Adjacent sequences:  A076983 A076984 A076985 * A076987 A076988 A076989

KEYWORD

easy,nonn

AUTHOR

Amarnath Murthy, Oct 25 2002

STATUS

approved

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Last modified April 24 16:16 EDT 2019. Contains 322430 sequences. (Running on oeis4.)