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A068135
Smallest prime ending in reverse concatenation of first n natural numbers.
1
11, 421, 1321, 14321, 154321, 16654321, 37654321, 1487654321, 28987654321, 310987654321, 21110987654321, 11121110987654321, 113121110987654321, 11413121110987654321, 10151413121110987654321, 3416151413121110987654321
OFFSET
1,1
CROSSREFS
Sequence in context: A351611 A068704 A090558 * A197770 A287065 A337527
KEYWORD
base,easy,nonn
AUTHOR
Amarnath Murthy, Feb 22 2002
EXTENSIONS
More terms from Antonio G. Astudillo (afg_astudillo(AT)lycos.com), Apr 01 2003
STATUS
approved