Search: id:A115050
Results 1-1 of 1 results found.

%I A115050
%S A115050 4,8116,12653,12659,53382
%N A115050 Numbers n such that in the 3 X 3 square arrangement of the 9 primes p(n),
               ..,p(n+8), totals of 3 rows and 3 columns, are all prime.
%e A115050 a(1) = 417979 because p(417979) = 6080051 and we have 3 x 3 square with 
               desired property:
%e A115050 ................
%e A115050 ..7..11..13=>31.
%e A115050 .17..19..23=>59.
%e A115050 .29..31..37=>97.
%e A115050 ..v..v...v.
%e A115050 .53..61..73.
%Y A115050 Cf. A116936.
%Y A115050 Sequence in context: A058464 A053951 A058460 this_sequence A072724 A116271 
               A058417
%Y A115050 Adjacent sequences: A115047 A115048 A115049 this_sequence A115051 A115052 
               A115053
%K A115050 nonn
%O A115050 1,1
%A A115050 Zak Seidov (zakseidov(AT)yahoo.com), Feb 28 2006

Search completed in 0.001 seconds