A129740 - OEIS

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A129740

Indices of primes in Somos-4 sequence (A006720).

3

4, 5, 6, 7, 8, 11, 13, 16, 43, 52, 206, 647

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OFFSET

1,1

COMMENTS

Sequence is probably finite - see A006720.

LINKS

Table of n, a(n) for n=1..12.

G. Everest et al., Primes generated by recurrence sequences, Amer. Math. Monthly, 114 (No. 5, 2007), 417-431.

CROSSREFS

Cf. A006720, A129739, A129741.

Sequence in context: A047314 A298670 A039040 * A161428 A285429 A073073

Adjacent sequences: A129737 A129738 A129739 * A129741 A129742 A129743

KEYWORD

nonn,more

AUTHOR

N. J. A. Sloane, May 13 2007

EXTENSIONS

More terms (based on the entry A006720) from Stefan Steinerberger, Jun 06 2007

STATUS

approved