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A026916 formatted as a simple table:

n a(n)
0 1
1 13
2 72
3 136
4 419
5 700
6 1851
7 3028
8 7564
9 12412
10 30209
11 50020
12 119942
13 200524
14 475853
15 802612
16 1888976
17 3211036
18 7504737
19 12844804
20 29838451
21 51379948
22 118713767
23 205520596
24 472568449
25 822083260
26 1882043403

[1,13,72,136,419,700,1851,3028,7564,12412,30209,
 50020,119942,200524,475853,802612,1888976,3211036,
 7504737,12844804,29838451,51379948,118713767,
 205520596,472568449,822083260,1882043403]

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Last modified December 21 10:15 EST 2009. Contains 171081 sequences.


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