A242907 a(n+1) is the smallest prime > a(n) such that the digits of a(n) are all (with multiplicity) contained in the digits of a(n+1), with a(1)=7.

7, 17, 71, 107, 701, 1087, 8017, 10487, 10847, 14087, 18047, 48017, 70481, 70841, 78041, 78401, 80147, 80471, 81047, 84017, 84701, 87041, 100847, 104087, 184007, 400187, 400871, 401087, 407801, 408071, 408701, 410087, 410807, 418007, 470081, 478001, 480017

Offset

1,1

Links

Table of n, a(n) for n=1..37.

Crossrefs

Cf. A242904, A242905, A242906.

Sequence in context: A118431 A051809 A254500 * A034054 A120876 A216073

Adjacent sequences: A242904 A242905 A242906 * A242908 A242909 A242910

Keyword

nonn,base

Author

Michel Lagneau, May 26 2014

Status

approved