55579

Properties

Appears in sequences

• Expansion of g.f. Product_{k >= 1} (1 - x^k)^(-k*(k+1)/2).at n=14A000294
• a(n) is the least prime following A002279(n) repdigits.at n=4A099659
• Primes with minimal digit = 5.at n=40A106105
• a(n)= 3*a(n-1) +a(n-2) -3*a(n-3) +a(n-4)+ 2*a(n-5) -a(n-6) -a(n-7).at n=14A107467
• Consecutive pairs of prime point sums in A161191 (includes triples).at n=34A161192
• Primes containing the string 555.at n=10A167281
• Noncomposite numbers in the northern ray of the Ulam spiral as oriented on the March 1964 cover of Scientific American.at n=21A168023
• Numbers k such that F(3*k)/(2*F(k)) is prime, where F(m) is the m-th Fibonacci number.at n=23A227576
• Primes having only {5, 7, 9} as digits.at n=18A260831
• Next prime after concatenate of n, n times (A000461).at n=4A276025
• Primes having only {0, 5, 7, 9} as digits.at n=42A386080
• Primes having only {5, 6, 7, 9} as digits.at n=46A386197
• Primes having only {5, 7, 8, 9} as digits.at n=43A386199
• Prime numbersat n=5638