login
A065379
Palindromic squares with a prime root.
1
4, 9, 121, 10201, 94249, 900075181570009, 12124434743442121, 12323244744232321, 12341234943214321, 1022321210249420121232201, 1210024420147410244200121, 1210222232227222322220121
OFFSET
1,1
COMMENTS
Record sporadic palindromic square with a prime root is 186627875420278656872024578726681.
LINKS
P. De Geest, Palindromic Squares
G. L. Honaker, Jr. and C. Caldwell, Prime Curios!
William Rex Marshall, Palindromic Squares [Internet Archive Wayback Machine]
EXAMPLE
a(6) = 900075181570009 = p^2 with p = 30001253, a prime.
KEYWORD
nonn,base
AUTHOR
Patrick De Geest, Nov 03 2001
STATUS
approved