99119

Properties

Appears in sequences

• Primes that contain digits 1 and 9 only.at n=13A020457
• Primes that remain prime through 4 iterations of function f(x) = 3x + 2.at n=8A023307
• Number of starting positions of Nim with 2n pieces such that 2nd player wins. Partitions of 2n such that xor-sum of partitions is 0.at n=31A048833
• Primes with all odd digits such that the next four primes also contain all odd digits.at n=15A068832
• Emirps with digits 1 and 9 only.at n=3A155507
• Larger of emirps (pairs) with digits 1 and 9 only.at n=1A155509
• Primes having only {0, 1, 9} as digits.at n=45A199329
• Primes of the form 7n^2 - 8.at n=17A201853
• G.f.: Product_{k>=1, j>=1} (1 + x^(k*j))^2 / (1 - x^(k*j)).at n=14A320244
• Limerick primes: Primes with decimal representation of the form AABBA, with B < A.at n=4A332200
• Prime numbersat n=9516