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A058202
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Triangle in which n-th row gives the numbers which when subtracted from 2^n produce primes.
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0
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1, 2, 1, 3, 5, 6, 3, 5, 9, 11, 13, 14, 1, 3, 9, 13, 15, 19, 21, 25, 27, 29, 30, 3, 5, 11, 17, 21, 23, 27, 33, 35, 41, 45, 47, 51, 53, 57, 59, 61, 62, 1, 15, 19, 21, 25, 27, 31, 39, 45, 49, 55, 57, 61, 67, 69, 75, 81, 85, 87, 91, 97, 99, 105, 109, 111, 115, 117, 121, 123, 125
(list; graph; refs; listen; history; internal format)
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OFFSET
| 2,2
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EXAMPLE
| 1,2; 1,3,5,6; 3,5,9,11,13,14; 1,3,9,13,15,19,21,25,27,29,30; ...
and 16 - {3,5,9,11,13,14} are all primes.
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CROSSREFS
| Sequence in context: A167595 A179382 A161169 * A127201 A006769 A075643
Adjacent sequences: A058199 A058200 A058201 * A058203 A058204 A058205
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KEYWORD
| nonn,tabf,easy
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AUTHOR
| N. J. A. Sloane (njas(AT)research.att.com), Nov 29 2000
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EXTENSIONS
| More terms from Larry Reeves (larryr(AT)acm.org) and James A. Sellers (sellersj(AT)math.psu.edu), Nov 30 2000
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