34847

Properties

Appears in sequences

• Primes that remain prime through 3 iterations of function f(x) = 6x + 7.at n=30A023289
• Primes with multiplicative persistence value 6.at n=7A046506
• Primes p whose period of reciprocal equals (p-1)/7.at n=27A056212
• Smaller of two consecutive primes whose sum is a square.at n=19A061275
• Smaller member of a twin prime pair with a square sum.at n=9A069496
• Primes p such that 11 is the largest of all prime factors of the numbers between p and the next prime (cf. A052248).at n=26A080187
• Largest integer not expressible as a nonnegative linear combination of n and n^2 + 1.at n=32A087908
• Primes of the form 8*k^2 - 1.at n=28A090684
• Lesser of consecutive primes whose sum is a perfect power (A001597).at n=24A091624
• Twin prime pairs that sum to a power.at n=22A119768
• Prime quadruples: 3rd term.at n=23A136721
• Lesser p of twin primes (p,q) such that there exists an integer between sqrt(2p) and sqrt(2q).at n=22A145701
• a(n) = 32*n^2 - 1.at n=32A158563
• a(n) = 72*n^2 - 1.at n=21A158738
• Primes of the form n^3-n^2-1.at n=12A162291
• Primes of the form 2*p^2 + 4*p + 1, where p is also prime.at n=13A164041
• Number of strings of numbers x(i=1..n) in 0..n with sum i^2*x(i) equal to n^3.at n=7A183945
• Number of strings of numbers x(i=1..n) in 0..8 with sum i^2*x(i) equal to n^2*8.at n=7A183952
• Number of strings of numbers x(i=1..8) in 0..n with sum i^2*x(i) equal to n*64.at n=7A183959
• Number of arrays of 10 nondecreasing integers in -n..n with sum zero and equal numbers greater than zero and less than zero.at n=7A203295