26903

Properties

Appears in sequences

• Smaller of two consecutive primes whose sum is a square.at n=17A061275
• Primes which remain prime after one and after two applications of the rotate-and-add operation of A086002.at n=20A086003
• Primes which remain prime after one and after two and after three applications of the rotate-and-add operation of A086002.at n=6A086004
• Lesser of consecutive primes whose sum is a perfect power (A001597).at n=22A091624
• Odd primes p such that the number of primes less than p that are congruent to 1 (mod 4) is equal to the number of primes less than p that are congruent to 3 (mod 4).at n=9A096447
• Indices of primes in sequence defined by A(0) = 37, A(n) = 10*A(n-1) - 63 for n > 0.at n=14A101824
• Fixed points for prime number permutation A108546.at n=17A108547
• Primes congruent to 58 mod 59.at n=39A142785
• Primes of the form 2n^2-9.at n=34A155702
• G.f.: A(x) = exp( Sum_{n>=1} [Sum_{k=0..n} C(n,k)^3 * x^k / A(x)^k] * x^n/n ).at n=12A198950
• Primes of the form 7n^2 - 5.at n=13A201851
• Primes of the form 8n^2 - 9.at n=17A201859
• Number of non-equivalent (mod D_3) ways to place 3 indistinguishable points on a triangular grid of side n so that no two of them are adjacent.at n=12A239573
• Primes p such that p+2, p+4, p+6, p+8, p+10 are semiprimes.at n=6A241959
• Primes of the form abs(103*n^2 - 4707*n + 50383) in order of increasing nonnegative n.at n=40A267252
• Safe primes p such that p + 24 is also a safe prime.at n=21A274381
• Numbers k such that (50^k + 1)/51 is prime.at n=1A309413
• Primes p such that p^5 - 1 has 8 divisors.at n=27A341665
• Prime numbersat n=2952