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a(1) = 2; a(n) = smallest palindromic prime of the form k*a(n-1) + 1 with k > 1.
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%I #10 Oct 25 2019 20:14:35

%S 2,5,11,353,3594953,334185191581433

%N a(1) = 2; a(n) = smallest palindromic prime of the form k*a(n-1) + 1 with k > 1.

%C Multiplier k for a(7) is larger than 1000000000. - _Patrick De Geest_

%K base,nonn,more

%O 1,1

%A _Amarnath Murthy_, Mar 30 2002

%E Corrected and extended by Antonio G. Astudillo (afg_astudillo(AT)lycos.com), Mar 31 2003

%E a(6) from _Patrick De Geest_, Jun 10 2003