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URL: https://oeis.org/A161536

⇱ A161536 - OEIS

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A161536
a(1)=1. a(n) = the smallest integer > a(n-1) that is an (odd) palindrome when written in binary, and is such that (a(n)-a(n-1))/2 is prime.
1
1, 5, 9, 15, 21, 27, 31, 45, 51, 65, 99, 257, 403, 561, 1675, 2289, 6731, 8385, 24707, 34209, 98947, 131073, 394499, 526593, 1577219, 2097153, 6298627, 8394753, 25197571, 33554433, 100683779, 134254593, 402896899, 536944641, 1610752003
OFFSET
1,2
LINKS
CROSSREFS
Sequence in context: A315076 A350472 A315077 * A315078 A315079 A217277
KEYWORD
base,nonn
AUTHOR
Leroy Quet, Jun 13 2009
EXTENSIONS
More terms from Sean A. Irvine, Nov 25 2009
STATUS
approved