|
|
A319542
|
|
Record values in A039932.
|
|
1
|
|
|
1, 51, 531, 2571, 15703, 90271, 102053, 530102, 4550102, 4570102, 4580102, 22900501, 134003006, 1002003005, 5001002003, 5003001002, 30005001002, 30005002001, 200030005001, 1000200030005, 5000100020003, 5000300010002
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
1,2
|
|
COMMENTS
|
The positive integer n belongs to the sequence iff there exists a positive integer k so that each of the first k multiples of n contains the decimal digit 1, but no smaller n has this property for the same value of k.
|
|
LINKS
|
|
|
EXAMPLE
|
51 is a term because the first three multiples of 51 (51, 102, 153) all contain the digit 1, and 51 is the least positive integer with this property.
|
|
CROSSREFS
|
|
|
KEYWORD
|
nonn,base
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|