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Search: id:A136583
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A136583 Number of digits of sqrt(10)-primes (A136582). +0
2
1, 2, 7, 18, 33, 206, 468, 1061 (list; graph; listen)
OFFSET

1,2

MATHEMATICA

rd = RealDigits[Sqrt[10], 10, 10^5][[1]]; Do[ If[ PrimeQ@ FromDigits@ Take[rd, n], Print@n], {n, 10^5}] - Robert G. Wilson v (rgwv(AT)rgwv.com), Jan 20 2008

CROSSREFS

Cf. A040467, A136582.

Sequence in context: A104310 A001114 A107615 this_sequence A141631 A077131 A086741

Adjacent sequences: A136580 A136581 A136582 this_sequence A136584 A136585 A136586

KEYWORD

more,nonn

AUTHOR

Lekraj Beedassy (blekraj(AT)yahoo.com), Jan 09 2008

EXTENSIONS

a(6) - a(8) from Robert G. Wilson v (rgwv(AT)rgwv.com), Jan 20 2008

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Last modified December 3 10:07 EST 2008. Contains 151162 sequences.


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