75653

Properties

Appears in sequences

• Restricted left truncatable (Henry VIII) primes.at n=23A055521
• Engel expansion for (positive) constant defined in A078756.at n=15A080230
• Primes p such that there exist primes p'<p"<p"'<p""<p such that the concatenation of any two among the {p,...,p""} is prime.at n=28A139005
• Primes of the form 5n^2 + 8.at n=17A201486
• Left-truncatable primes p with property that prepending any single decimal digit to p does not produce a prime.at n=25A240768
• Primes (with d digits, say) that generate another prime when acted on by the "standard" superpermutation of length A007489(d) of d elements (cf. comment).at n=41A244311
• Number of integer partitions of n with an alternating permutation.at n=46A345170
• G.f. satisfies A(x) = 1 + x*A(x)^3 + x^2*A(x).at n=8A364474
• Prime numbersat n=7453