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A283245
Square root of the smallest square referenced in
A280296
(Squarefree numbers n such that 2^n  1 is divisible by a square > 1).
1
3, 7, 3, 3, 3, 3, 3, 7, 11, 3, 3, 31, 3, 3, 3, 3, 7, 3, 23, 3, 7, 3, 31, 3, 3, 3, 7, 3, 3, 7, 3, 3, 3, 3, 31, 3, 7, 23, 3, 3, 3, 3, 3, 43, 3, 7, 3, 3, 7, 3, 3, 3, 3, 23, 3, 11, 7, 3, 3, 3
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OFFSET
1,1
LINKS
Table of n, a(n) for n=1..60.
EXAMPLE
A280296
(1)=6, 2^61 = 63 = 3*3*7, so 63 is not squarefree the square being 3*3=9 and the root is 3.
CROSSREFS
Cf.
A280296
,
A283092
.
Sequence in context:
A135613
A019973
A010623
*
A066065
A145511
A242461
Adjacent sequences:
A283242
A283243
A283244
*
A283246
A283247
A283248
KEYWORD
nonn
AUTHOR
Robert Price
, Mar 06 2017
STATUS
approved
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Last modified May 23 07:28 EDT 2024. Contains 372760 sequences. (Running on oeis4.)