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 A031931 Upper prime of a difference of 12 between consecutive primes. 3
 211, 223, 479, 521, 631, 673, 809, 1009, 1213, 1249, 1319, 1471, 1511, 1523, 1543, 1721, 1801, 1823, 1901, 2081, 2111, 2309, 2411, 2459, 2591, 2633, 2789, 2939, 3061, 3079, 3181, 3203, 3271, 3343, 3359, 3511, 3571, 3671, 3943, 4001, 4091, 4111, 4409, 4421 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS Harvey P. Dale, Table of n, a(n) for n = 1..1000 MATHEMATICA Select[Partition[Prime[Range[700]], 2, 1], #[[2]]-#[[1]]==12&][[All, 2]] (* Harvey P. Dale, Dec 28 2018 *) CROSSREFS Sequence in context: A319141 A133959 A133960 * A246136 A087833 A240918 Adjacent sequences:  A031928 A031929 A031930 * A031932 A031933 A031934 KEYWORD nonn AUTHOR EXTENSIONS Corrected and extended by Harvey P. Dale, Dec 28 2018 STATUS approved

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Last modified September 19 18:21 EDT 2020. Contains 337181 sequences. (Running on oeis4.)