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A101448
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Numbers n such that 2n + 11 is prime.
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4
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0, 1, 3, 4, 6, 9, 10, 13, 15, 16, 18, 21, 24, 25, 28, 30, 31, 34, 36, 39, 43, 45, 46, 48, 49, 51, 58, 60, 63, 64, 69, 70, 73, 76, 78, 81, 84, 85, 90, 91, 93, 94, 100, 106, 108, 109, 111, 114, 115, 120, 123, 126, 129, 130, 133, 135, 136, 141, 148, 150, 151, 153, 160, 163
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,3
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COMMENTS
| 2 is the smallest single-digit prime and 11 is the smallest two-digit prime.
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EXAMPLE
| If n=1, then 2*1 + 11 = 13 (prime)
If n=49, then 2*49 + 11 = 109 (prime)
If n=69, then 2*69 + 11 = 149 (prime)
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MATHEMATICA
| Select[Range[0, 200], PrimeQ[2# + 11] &] - Stefan Steinerberger (stefan.steinerberger(AT)gmail.com), Feb 28 2006
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PROG
| (MAGMA) [n: n in [0..1000] | IsPrime(2*n+11)] [From Vincenzo Librandi, Nov 17 2010]
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CROSSREFS
| Cf. A101123, A101086.
Sequence in context: A191326 A191185 A089986 * A005122 A166161 A130904
Adjacent sequences: A101445 A101446 A101447 * A101449 A101450 A101451
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KEYWORD
| nonn
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AUTHOR
| Parthasarathy Nambi (PachaNambi(AT)yahoo.com), Jan 24 2005
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EXTENSIONS
| More terms from Stefan Steinerberger (stefan.steinerberger(AT)gmail.com), Feb 28 2006
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