69497

Properties

Appears in sequences

• Primes with 4 distinct digits that remain prime (no leading zeros allowed) after deleting all occurrences of its digits d.at n=17A057880
• Primes p such that 13 is the largest of all prime factors of the numbers between p and the next prime (cf. A052248).at n=30A080188
• Number of partitions of n into parts but with two kinds of parts of sizes 1,2,3,4,5 and 6.at n=24A103925
• Prime quadruples: 3rd term.at n=29A136721
• Twin primes p and r (p < r) such that p-1, p+1 and r+1 are not cubefree.at n=0A162874
• Lesser of twin primes p such that none of p-1, p+1 and p+3 are cubefree.at n=0A162989
• Primes of the form 13*n^2+3*n+1.at n=34A176783
• Number of admissible words of Type G arising in study of q-analogs of multiple zeta values.at n=6A261668
• Primes p such that p+2, 3*p+2 and 3*p+8 are also primes.at n=30A278138
• Primes p such that p+2, (p^2-1)/2+p and (p^2+3)/2+3*p are also prime.at n=18A352948
• a(n) = floor(Sum_{k=n^3..(n+1)^3} k^(1/3)).at n=28A374384
• Expansion of 1 / ((1-x)^2 - x^7).at n=32A392543
• Prime numbersat n=6901