A106724 - OEIS

%I #3 Oct 02 2013 15:47:29

%S 3307,4447,14369,14387,27143,106187,200171,200177,210101,210109,

%T 550063,710641,710663,799949,799961,851197,851203,1045117,1063441,

%U 1101169,1102117,1104203,1104209,1133621,1133623,1245421,1245449,1436089

%N Largest of eight consecutive primes whose sum of digits is prime.

%e a(1)=3307 is a term because this is Largest of eight consecutive primes i.e. 3251,3253,3257,3259,3271,3299,3301 and 3307, whose sum of digits is prime i.e. 3+2+5+1=11, 3+2+5+3=13, 3+2+5+7=17, 3+2+5+9=19, 3+2+7+1=13, 3+2+9+9=23,3+3+0+1=7 and 3+3+0+7=13.

%K base,nonn

%O 1,1

%A _Shyam Sunder Gupta_, May 14 2005