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 A342185 Primes q such that 10*q-1 and 10*q+3 are cousin primes. 2
 2, 11, 23, 101, 149, 227, 239, 269, 353, 479, 557, 569, 647, 683, 809, 827, 983, 1289, 1607, 1619, 1823, 1901, 1907, 2039, 2213, 2411, 2447, 2843, 2879, 2957, 2963, 3011, 3119, 3257, 3389, 3557, 3671, 3833, 3923, 4001, 4019, 4397, 4943, 5099, 5309, 5441, 5471 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS A pair of cousin primes are primes of the form p and p+4 (where p+2 may or may not be a prime). Generates cousin primes such that the last digits of the primes are 9 and 3 in base 10. LINKS PROG (PARI) isok(p) = isprime(p) && isprime(10*p-1) && isprime(10*p+3); \\ Michel Marcus, Mar 05 2021 CROSSREFS Cf. A046132, A342184, A342183. Sequence in context: A106974 A198277 A218046 * A217309 A115374 A078699 Adjacent sequences: A342182 A342183 A342184 * A342186 A342187 A342188 KEYWORD nonn AUTHOR Tamas Nagy, Mar 04 2021 STATUS approved

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Last modified March 29 22:15 EDT 2023. Contains 361599 sequences. (Running on oeis4.)