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A170954 Indices n such that A000930(n) is prime. 1
3, 4, 8, 9, 11, 16, 21, 25, 81, 6241, 25747 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

a(12) > 200000. [From Donovan Johnson, Mar 14 2010]

LINKS

Table of n, a(n) for n=1..11.

CROSSREFS

Sequence in context: A285033 A073258 A002156 * A286750 A135135 A058593

Adjacent sequences:  A170951 A170952 A170953 * A170955 A170956 A170957

KEYWORD

nonn,more

AUTHOR

N. J. A. Sloane, Feb 25 2010, following a question from Kyle Ledbetter

EXTENSIONS

Two more terms from R. J. Mathar, Mar 01 2010

a(11) from Donovan Johnson, Mar 14 2010

STATUS

approved

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Last modified February 21 10:49 EST 2019. Contains 320372 sequences. (Running on oeis4.)