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 A255976 Primes that are the concatenation of two 3-digit primes. 1
 101107, 101113, 101149, 101173, 101197, 101281, 101293, 101347, 101359, 101383, 101419, 101449, 101467, 101503, 101599, 101641, 101653, 101701, 101719, 101797, 101839, 101863, 101929, 101977, 103307, 103349, 103409, 103421, 103457, 103577, 103613 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS The last term is a(2753)=997991. LINKS Zak Seidov, Table of n, a(n) for n = 1..2753 MATHEMATICA Select[1000 First@ # + Last@ # & /@ Permutations[Select[Range[100, 999], PrimeQ], {2}], PrimeQ] (* Michael De Vlieger, Mar 13 2015 *) CROSSREFS A168529 is a subsequence. Subsequence of A105184. Sequence in context: A210888 A115828 A168529 * A161796 A096929 A031678 Adjacent sequences: A255973 A255974 A255975 * A255977 A255978 A255979 KEYWORD base,fini,full,nonn AUTHOR Zak Seidov, Mar 12 2015 STATUS approved

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Last modified August 10 22:34 EDT 2024. Contains 375058 sequences. (Running on oeis4.)