|
|
A168466
|
|
Primes such that when they are concatenated with their 10's complement (which also must be prime), the result is a brilliant number.
|
|
0
|
|
|
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
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
1,1
|
|
REFERENCES
|
J. Earls, "Brilliant Numbers and a Few Sequences," Mathematical Bliss, Pleroma Publications, 2009, pages 8-11. ASIN: B002ACVZ6O
|
|
LINKS
|
|
|
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
|
|
|
KEYWORD
|
base,easy,nonn
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|