

A192542


Numbers n such that the interval [2^nn, 2^n] is primefree.


0



15, 25, 27, 28, 30, 34, 38, 40, 43, 45, 47, 48, 49, 51, 53, 55, 60, 71, 72, 75, 88, 97, 99, 106, 113, 117, 126, 128, 132, 139, 145, 146, 148, 151, 154, 168, 169, 175, 176, 177, 185, 186, 192, 208, 216, 223, 227, 232, 240, 253, 259
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OFFSET

1,1


COMMENTS



LINKS



MATHEMATICA

Select[Range[260], NextPrime[2^##]>2^#&] (* Harvey P. Dale, Apr 08 2013 *)


PROG



CROSSREFS



KEYWORD

nonn


AUTHOR



EXTENSIONS



STATUS

approved



