A087388 a(1) = 2; a(n+1) is the least prime formed by adding one or more digits to the digit reversal of a(n).

2, 23, 3203, 302317, 7132031, 130231711, 1171320317, 71302317113, 31171320317057, 7507130231711321, 123117132031705727, 7275071302317113213, 312311713203170572751, 157275071302317113213041

Offset: 1

Author

Amarnath Murthy, Sep 09 2003

Keywords

• base
• nonn

Examples

			a(2) = 23, a(3) is the smallest prime beginning with 32 and is 3203.
		

Crossrefs

Cf. A087389, A087390, A087391.

Extensions

More terms from David Wasserman, May 25 2005