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A103812 Primes from merging of 2 successive digits in decimal expansion of the Golden Ratio; (1+sqrt(5))/2. 27
61, 89, 83, 43, 11, 17, 17, 79, 13, 89, 97, 41, 89, 11, 13, 37, 47, 53, 89, 17, 23, 53, 31, 17, 79, 31, 67, 43, 89, 59, 59, 29, 83, 61, 13, 31, 19, 29, 67, 67, 89, 17, 71, 11, 43, 29, 31, 13, 61, 43, 97, 79, 47, 61, 53, 41, 43, 71, 13, 47, 67, 43, 47, 71, 17, 17, 79, 97, 83 (list; graph; refs; listen; history; internal format)
OFFSET

0,1

COMMENTS

Leading zeroes are not permitted, so each term is 2 digits in length. [From Harvey P. Dale, Oct 23 2011]

LINKS

The Golden Ratio as explained at MathWorld.com

Expansion of the Golden Ratio done to 20,000 digits as part of project Gutenberg.

MATHEMATICA

With[{len=2}, FromDigits/@Select[Partition[RealDigits[GoldenRatio, 10, 1000][[1]], len, 1], PrimeQ[FromDigits[#]] && IntegerLength[ FromDigits[#]] == len&]] (* From Harvey P. Dale, Oct 23 2011 *)

CROSSREFS

Sequence in context: A118162 A139931 A186457 * A047272 A123207 A038856

Adjacent sequences:  A103809 A103810 A103811 * A103813 A103814 A103815

KEYWORD

nonn,base

AUTHOR

Andrew G. West (WestA(AT)wlu.edu), Mar 29 2005

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Last modified February 13 15:00 EST 2012. Contains 205519 sequences.