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A003596
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Numbers of the form 2^i*11^j.
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14
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1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 121, 128, 176, 242, 256, 352, 484, 512, 704, 968, 1024, 1331, 1408, 1936, 2048, 2662, 2816, 3872, 4096, 5324, 5632, 7744, 8192, 10648, 11264, 14641, 15488, 16384, 21296, 22528, 29282, 30976, 32768
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,2
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COMMENTS
| A204455(11*a(n)) = 11, and only for these numbers. - From Wolfdieter Lang, Feb 04 2012
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LINKS
| Vincenzo Librandi, Table of n, a(n) for n = 1..100
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MATHEMATICA
| fQ[n_] := PowerMod[22, n, n]==0; Select[Range[40000], fQ] (* Vincenzo Librandi, Feb 04 2012 *)
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PROG
| (PARI) list(lim)=my(v=List(), N); for(n=0, log(lim)\log(11), N=11^n; while(N<=lim, listput(v, N); N<<=1)); vecsort(Vec(v)) \\ Charles R Greathouse IV, Jun 28 2011
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CROSSREFS
| Sequence in context: A033153 A086790 A115797 * A018600 A018408 A018320
Adjacent sequences: A003593 A003594 A003595 * A003597 A003598 A003599
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KEYWORD
| nonn,changed
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AUTHOR
| N. J. A. Sloane (njas(AT)research.att.com).
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