A168466 Primes such that when they are concatenated with their 10's complement (which also must be prime), the result is a brilliant number.

11, 257, 509, 929, 2243, 2897, 3911, 4409, 7121, 9413, 10739, 11411, 13217, 17783, 19319, 20849, 21377, 32507, 32957, 41729, 47279, 48761, 87041, 93083, 93263, 93911, 95027, 95603, 96221

Offset

1,1

References

J. Earls, "Brilliant Numbers and a Few Sequences," Mathematical Bliss, Pleroma Publications, 2009, pages 8-11. ASIN: B002ACVZ6O

Links

Table of n, a(n) for n=1..29.

Example

257 is the second term since it's prime and 10^3-257 = 743 is also prime and 257743 = 373 * 691 is brilliant.

Crossrefs

Sequence in context: A186250 A324327 A142208 * A091159 A130177 A356212

Adjacent sequences: A168463 A168464 A168465 * A168467 A168468 A168469

Keyword

base,easy,nonn

Author

Jason Earls, Nov 26 2009

Status

approved