49307

Properties

Appears in sequences

• The $620 prime list.at n=19A018188
• Primes p such that 1p1, 3p3, 7p7 and 9p9 are all primes.at n=15A059694
• Numbers n such that (24^n - 1)/23 is prime.at n=8A127998
• a(n) is the n-th prime of the form x^2+n.at n=22A128968
• Number of walks within N^3 (the first octant of Z^3) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, 0), (-1, 1, 0), (0, 1, -1), (0, 1, 0), (1, -1, 1)}.at n=10A148430
• Triangle read by rows: row n gives the n primes corresponding to A187825.at n=30A195258
• Primes of the form p^2 + 2q^2 with p and q odd primes.at n=39A201613
• a(n) = floor(M(g(n-1)+1,..,g(n))), where M = harmonic mean and g(n) = n*(n + 1)*(n + 2)*(n + 3)/24.at n=31A227018
• Primes p such that p = q^2 + 2*r^2 where q and r are also primes.at n=40A260553
• Prime numbersat n=5067