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A028349
Palindromes of form n^2 + n - 1.
+0
2
1, 5, 11, 55, 131, 181, 505, 929, 1331, 9119, 10301, 14041, 15251, 106601, 145541, 196691, 1003001, 1284821, 1712171, 9452549, 100030001, 106636601, 112434211, 160111061, 174464471, 924494429, 950828059, 990707099
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Maintained by
N. J. A. Sloane
(
njas@research.att.com
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Last modified December 17 23:40 EST 2009. Contains 171025 sequences.
AT&T Labs Research
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