|
| |
|
|
A132392
|
|
a(n) = smallest number k such that the decimal expansion of k^n begins with a string of at least n identical digits.
|
|
2
|
|
|
|
1, 15, 322, 167, 6444, 32183, 7306, 225418, 6551032, 683405939, 7074698775, 26331754107, 844494314469, 1247955519394, 251188643150958, 93364101391902, 16114920282762613, 239390020079624346, 191165654339590395, 3098813483887370178, 41804838226534899989
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
|
OFFSET
|
1,2
|
|
|
LINKS
|
|
|
|
EXAMPLE
|
1^1 = 1, 15^2 = 225, 322^3 = 33386248, ...
|
|
|
CROSSREFS
|
|
|
|
KEYWORD
|
nonn,base
|
|
|
AUTHOR
|
Jonathan Vos Post, Aug 29 2007
|
|
|
EXTENSIONS
|
|
|
|
STATUS
|
approved
|
| |
|
|
