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A173803
Primes in A139634.
0
11, 31, 71, 151, 311, 631, 2551, 655351, 2621431, 10485751, 5497558138871, 10995116277751, 175921860444151, 737869762948382064631, 396140812571321687967719751671
OFFSET
1,1
MATHEMATICA
Select[10*2^Range[0, 100]-9, PrimeQ] (* Harvey P. Dale, Jun 01 2019 *)
CROSSREFS
Sequence in context: A040973 A141884 A139634 * A124704 A293659 A089346
KEYWORD
nonn
AUTHOR
Vincenzo Librandi, Mar 05 2010
EXTENSIONS
Edited by Jon E. Schoenfield, Jun 23 2010
STATUS
approved