26263

Properties

Appears in sequences

• Let (p1,p2), (p3,p4) be pairs of twin primes with p1*p2=p3+p4-1; sequence gives values of p2.at n=24A047977
• Moebius transform of A000013 (starting at term 0).at n=20A054170
• Primes p whose period of reciprocal equals (p-1)/9.at n=17A056214
• Primes in which no digit is coprime to its neighbors.at n=33A088297
• Numbers n such that 6*10^n + 4*R_n - 3 is prime, where R_n = 11...1 is the repunit (A002275) of length n.at n=13A103034
• a(n) = (9 + 14*n + 12*n^2 + 4*n^3)/3.at n=26A166911
• Primes formed by concatenating k, k and 3 for k >= 1.at n=9A210512
• Numbers k such that 2^k + 35 is prime.at n=26A220077
• Primes having only {2, 3, 6} as digits.at n=17A260126
• Prime p such that 2^p + 35 is also prime.at n=7A262962
• First of three consecutive primes p, q, r such that p + q - r, p^2 + q^2 - r^2 and p^3 + q^3 - r^3 are all prime.at n=13A358744
• Primes having only {0, 2, 3, 6} as digits.at n=38A386043
• Primes having only {2, 3, 4, 6} as digits.at n=41A386140
• Primes having only {2, 3, 5, 6} as digits.at n=39A386144
• Primes having only {2, 3, 6, 8} as digits.at n=42A386148
• Prime numbersat n=2887