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A103793
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Primes from merging of 7 successive digits in decimal expansion of the Golden Ratio, (1+sqrt(5))/2.
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31
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1618033, 8874989, 1798057, 7204189, 1893911, 1374847, 5386891, 2126633, 6222353, 6354433, 8322661, 1696207, 9631361, 1361443, 1344947, 9874339, 7499887, 6249407, 1210427, 6217711, 7111777, 8053153, 9914669, 8782289
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OFFSET
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1,1
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COMMENTS
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Leading zeros are not permitted, so each term is 7 digits in length. - Harvey P. Dale, Oct 23 2011
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LINKS
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MATHEMATICA
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With[{len=7}, FromDigits/@Select[Partition[RealDigits[GoldenRatio, 10, 1000][[1]], len, 1], PrimeQ[FromDigits[#]] && IntegerLength[ FromDigits[#]] == len&]] (* Harvey P. Dale, Oct 23 2011 *)
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CROSSREFS
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KEYWORD
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nonn,base
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AUTHOR
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Andrew G. West (WestA(AT)wlu.edu), Mar 29 2005
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EXTENSIONS
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Broken URL to Project Gutenberg replaced by Georg Fischer, Jan 03 2009
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STATUS
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approved
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