38557

Properties

Appears in sequences

• Numbers k such that the continued fraction for sqrt(k) has period 93.at n=30A020432
• Numerators of continued fraction convergents to sqrt(727).at n=4A042400
• Primes p such that number of primes produced according to rules stipulated in Honaker's A048853 is 2.at n=9A050664
• a(n) is the smallest prime m such that prod(m) = n*length(m)*sum(m) where prod(m) is the product of the digits of m, length(m) is the number of digits of m, sum(m) is the sum of the digits of m; or 0 if no such m exists.at n=29A064023
• If a,b are prime numbers satisfying the Diophantine equation a^3+b^3=c^2, then a is -1 mod 12 and b is 1 mod 12, or vice versa. Choose 'b' to be 1 mod 12. This is the sequence of 'b' values, sorted by the magnitude of c.at n=15A099807
• Values of p in A145767.at n=16A145797
• There appear to be at least n primes in the range (x-sqrt(x), x] for all x >= a(n).at n=11A189026
• The smallest A(m) such that the interval (A(m)*n, A(m+1)*n) contains exactly one element of A, where A is the sequence of primes p for which p-2 is not prime.at n=33A201828
• Primes 6k + 1 at the end of the maximal gaps in A268925.at n=9A268927
• Numbers such that A279966(n) = 0.at n=43A278436
• Primes of the form k!3 - 19683, where k!3 is the triple factorial number (A007661).at n=0A289824
• Primes 6k + 1 at the end of first-occurrence gaps in A330853.at n=15A330855
• Primes p such that (p+nextprime(p))/6 is prime and 6*p is the sum of two consecutive primes.at n=40A339775
• Prime numbersat n=4061