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A002477 formatted as a simple table:

n a(n)
1 1
2 121
3 12321
4 1234321
5 123454321
6 12345654321
7 1234567654321
8 123456787654321
9 12345678987654321
10 1234567900987654321
11 123456790120987654321
12 12345679012320987654321
13 1234567901234320987654321

[1,121,12321,1234321,123454321,12345654321,
 1234567654321,123456787654321,12345678987654321,
 1234567900987654321,123456790120987654321,
 12345679012320987654321,
 1234567901234320987654321]

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Last modified December 16 17:18 EST 2009. Contains 170825 sequences.


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