

A239007


Difference between the smallest 10^ndigit member of a sexy prime pair and 10^(10^n  1).


0




OFFSET

0,1


LINKS

Table of n, a(n) for n=0..4.
G. L. Honaker, Jr. and Chris Caldwell, Prime Curios! 10000...34951 (100digits)
Eric Weisstein's World of Mathematics, Sexy Primes. [The definition in this webpage is unsatisfactory, because it defines a "sexy prime" as a pair of primes. N. J. A. Sloane, Mar 07 2021]


MATHEMATICA

lst = {}; Do[s = 10^(10^n  1); n = NextPrime[s]; While[! PrimeQ[n + 6], n = NextPrime[n]]; AppendTo[lst, n  s], {n, 0, 2}]; lst


CROSSREFS

Cf. A023201.
Sequence in context: A220277 A122209 A059577 * A254652 A028554 A303153
Adjacent sequences: A239004 A239005 A239006 * A239008 A239009 A239010


KEYWORD

nonn,base,hard,more


AUTHOR

Arkadiusz Wesolowski, Mar 08 2014


STATUS

approved



