55343

Properties

Appears in sequences

• Numbers k such that 13*2^k - 1 is prime.at n=15A001773
• Noncomposite numbers in the eastern ray of the Ulam spiral as oriented on the March 1964 cover of Scientific American.at n=28A168022
• Smallest prime that begins a run of n consecutive primes that are not Ramanujan primes.at n=15A174641
• Smallest prime that begins a run of n consecutive primes that are not Ramanujan primes.at n=16A174641
• Smallest prime that begins a run of n consecutive primes that are not Ramanujan primes.at n=17A174641
• Smallest prime that begins a run of n consecutive primes that are not Ramanujan primes.at n=18A174641
• Smallest prime that begins a run of n consecutive primes that are not Ramanujan primes.at n=19A174641
• Primes having only {3, 4, 5} as digits.at n=31A199345
• Primes of the form 42*k^3 + 270*k^2 - 26436*k + 250703 in order of increasing k.at n=10A271144
• Expansion of Product_{1 <= i <= j <= k} 1/(1 - x^(i*j*k)).at n=33A321360
• Number of musical scales in n tone equal temperament respecting the property that alternate notes are 3 or 4 semitones apart.at n=33A361378
• Prime numbersat n=5622