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A075596
a(1) = 2 and then the smallest prime that is obtained by placing digits on both sides of the previous term. Or smallest prime that encompasses a(n-1).
7
2, 127, 11273, 1112731, 411127319, 34111273199, 3341112731993, 233411127319933, 32334111273199339, 3323341112731993391, 633233411127319933919, 66332334111273199339193, 1663323341112731993391937
OFFSET
1,1
KEYWORD
base,nonn
AUTHOR
Amarnath Murthy, Sep 28 2002
EXTENSIONS
More terms from Sascha Kurz, Jan 20 2003
One more term from David Wasserman, Jan 20 2005
STATUS
approved