91099

Properties

Appears in sequences

• Primes arising in A090266.at n=28A090267
• Smallest prime obtained by sandwiching prime(n) between identical digits, except that a(5) = 0.at n=28A090268
• Primes having only {0, 1, 9} as digits.at n=41A199329
• Lexicographically largest increasing sequence of primes for which the continued square root map (see A257574) produces the decimal expansion of e (Euler's number).at n=38A257764
• Primes p such that A001177(p) = (p-1)/9.at n=26A308802
• Smallest k such that in the pairs of numbers j*k +- 1, none is prime for 1 <= j < n but at least one is prime for j = n; or 0 if no such k exists.at n=39A348347
• Prime numbersat n=8809