A051264 Numbers that are 1-persistent but not 2-persistent.

1023456798, 1023456897, 1023456978, 1023456987, 1023457698, 1023457896, 1023457968, 1023457986, 1023458697, 1023458796, 1023458967, 1023458976, 1023459678, 1023459687, 1023459768, 1023459786, 1023459867, 1023459876

Offset: 1

Author

Eric W. Weisstein

Keywords

• nonn
• base

Comments

A number n is k-persistent iff all of {n, 2n,..., kn} are pandigital (in the sense of A171102).

Links

• Hans Havermann, Table of n, a(n) for n = 1..1000
• Eric Weisstein's World of Mathematics, Persistent Number

Crossrefs

Cf. A171102 (1-persistent, i.e. pandigital numbers), A204047 (smallest n-persistent), A051018 (2-persistent), A051019 (3-persistent), A051020 (4-persistent), A204096 (5-persistent), A204097 (6-persistent).

Formula

A051264 = A171102 \ A051018. - M. F. Hasler, Jan 09 2012

Extensions

Definition corrected by Franklin T. Adams-Watters, Jan 09 2012