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A049065 Record primes reached in A048986. 3
2, 3, 31, 179, 12007, 1564237, 17320726789571, 401278664296369, 576312045441408907, 2277401721110994662527249, 3690727229000499480592573891534356177653018575120050845976045596834749951228879 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

The value 2277401721110994662527249 is the base 2 home prime for 936 and occurs after 54 steps. The value 3690727229000499480592573891534356177653018575120050845976045596834749951228879 is the base 2 home prime for 1345 and occurs after 131 steps. The next term (home prime for 2295) contains at least 124 digits. Computation of further terms involves large factorizations. - Sean A. Irvine, Aug 04 2005

LINKS

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

P. De Geest, Home Primes

CROSSREFS

Cf. A056938, A037271-A037276, A048985, A048986, A049065.

Sequence in context: A128348 A029973 A054551 * A274609 A128030 A239593

Adjacent sequences:  A049062 A049063 A049064 * A049066 A049067 A049068

KEYWORD

nonn,nice,base

AUTHOR

Michael B Greenwald (mbgreen(AT)central.cis.upenn.edu)

EXTENSIONS

2 more terms from Sean A. Irvine, Aug 04 2005

STATUS

approved

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Last modified July 24 04:08 EDT 2019. Contains 325290 sequences. (Running on oeis4.)