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A054333 formatted as a simple table:

n a(n)
0 1
1 11
2 65
3 275
4 935
5 2717
6 7007
7 16445
8 35750
9 72930
10 140998
11 260338
12 461890
13 791350
14 1314610
15 2124694
16 3350479
17 5167525
18 7811375
19 11593725
20 16921905
21 24322155
22 34467225
23 48208875
24 66615900
25 91018356
26 123058716
27 164750740

[1,11,65,275,935,2717,7007,16445,35750,72930,
 140998,260338,461890,791350,1314610,2124694,
 3350479,5167525,7811375,11593725,16921905,
 24322155,34467225,48208875,66615900,91018356,
 123058716,164750740]

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Last modified December 20 00:58 EST 2009. Contains 171054 sequences.


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