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A166164
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a(n) = the smallest possible prime > a(n-1) made by inserting either a 0 or a 1 anywhere in the binary representation of a(n-1) (including possibly between any two leading 0's), then converting to decimal.
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0
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1, 2, 5, 11, 19, 37, 73, 137, 277, 557, 1069, 2137, 4273, 8369, 16561, 33073, 66161, 132329, 263401, 527081, 1054169, 2108339, 4216691, 8433011, 16865971, 33732019
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,2
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COMMENTS
| The inserted digit may be placed, as well as between any digits, right of the rightmost digit, or a 1 may be placed immediately left of any leading 0's.
a(27) = 65968107468505192152242522685229502033787240020483956153252490\
3503527999807863686024497941134175331717238367370748503061959398874592\
271022920051340614621089313532682448159459685902093924475936809535464\
12545446337066250896988785882981446324703857058278879865390917524907\
4364170238829997179022525377421093119702908610362229669327436225777\
731291601229157675929540214418887097583964999928849713363588381081308\
8918320563
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CROSSREFS
| Sequence in context: A156768 A134694 A121606 * A097008 A051653 A106015
Adjacent sequences: A166161 A166162 A166163 * A166165 A166166 A166167
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KEYWORD
| base,nonn
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AUTHOR
| Leroy Quet, Oct 08 2009
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EXTENSIONS
| Definition slightly improved by Leroy Quet, Oct 15 2009
a(9)-a(26) from Ray Chandler (rayjchandler(AT)sbcglobal.net), Oct 18 2009
Corrected comment and removed erroneous comment by Sean A. Irvine (sairvin(AT)xtra.co.nz), Mar 01 2010
a(27) from Sean A. Irvine (sairvin(AT)xtra.co.nz), Mar 01 2010
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