64969

Properties

Appears in sequences

• Primes whose digits are composite; primes having only {4, 6, 8, 9} as digits.at n=39A051416
• Fifth term of weak prime sextet: p(m-3)-p(m-4) < p(m-2)-p(m-3) < p(m-1)-p(m-2) < p(m)-p(m-1) < p(m+1)-p(m).at n=20A054832
• Sixth term of weak prime sextet: p(m-4)-p(m-5) < p(m-3)-p(m-4) < p(m-2)-p(m-3) < p(m-1)-p(m-2) < p(m)-p(m-1).at n=19A054833
• Sixth term of weak prime septet: p(m-4)-p(m-5) < p(m-3)-p(m-4) < p(m-2)-p(m-3) < p(m-1)-p(m-2) < p(m)-p(m-1) < p(m+1)-p(m).at n=1A054839
• Primes having only {4, 6, 9} as digits.at n=18A107666
• Primes p of Erdos-Selfridge class 5+ with largest prime factor of p+1 not of class 4+.at n=9A129473
• Triangle T(n,k) = binomial(n,k) + A176490(n,k) - 1 read along rows 0<=k<=n.at n=30A176491
• Triangle T(n,k) = binomial(n,k) + A176490(n,k) - 1 read along rows 0<=k<=n.at n=33A176491
• Primes that can be generated by the concatenation in base 9, in descending order, of two consecutive integers read in base 10.at n=24A287313
• First of four consecutive primes p,q,r,s such that 2*p+q+r+s, p+2*q+r+s, p+q+2*r+s and p+q+r+2*s are all prime.at n=11A349586
• Primes having only {0, 4, 6, 9} as digits.at n=39A386073
• Primes that are the sum of prime factors (with multiplicity) of a triprime which is the concatenation of three consecutive primes.at n=7A386228
• G.f. A(x) satisfies A(x) = 1 / ((1 - x) * (1 - 2 * x * (1 + x + x^2 + x^3) * A(x^4))).at n=10A390658
• Prime numbersat n=6492