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A204096
Numbers that are 5-persistent but not 6-persistent.
7
13047685942, 14057869523, 20476859413, 21304768594, 35078196492, 35079219648, 35079648192, 35079649218, 35081964792, 35092196478, 35096478192, 35096479218, 35180796492, 35180964792, 35192079648, 35192096478, 35196478092, 35196479208
OFFSET
1,1
COMMENTS
A number n is k-persistent iff all of {n, 2n,..., kn} are pandigital (in the sense of A171102).
REFERENCES
Ross Honsberger, More Mathematical Morsels, Mathematical Association of America, 1991, pages 15-18.
LINKS
CROSSREFS
Cf. A171102 (pandigital), A051264 (1-persistent), A051018 (2-persistent), A051019 (3-persistent), A051020 (4-persistent), A204097 (6-persistent), A204047 (smallest n-persistent).
Sequence in context: A329417 A216866 A034657 * A113639 A059122 A102567
KEYWORD
nonn,base
AUTHOR
Hans Havermann, Jan 10 2012
STATUS
approved