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 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. 0
 4, 8116, 12653, 12659, 53382 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS Table of n, a(n) for n=1..5. EXAMPLE a(1) = 417979 because p(417979) = 6080051 and we have 3 x 3 square with desired property: ................ ..7..11..13=>31. .17..19..23=>59. .29..31..37=>97. ..v..v...v. .53..61..73. CROSSREFS Cf. A116936. Sequence in context: A058464 A053951 A058460 * A072724 A116271 A274551 Adjacent sequences: A115047 A115048 A115049 * A115051 A115052 A115053 KEYWORD nonn AUTHOR Zak Seidov, Feb 28 2006 STATUS approved

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Last modified June 5 17:07 EDT 2023. Contains 363138 sequences. (Running on oeis4.)