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A002160 formatted as a simple table:

n a(n)
0 1
1 3
2 10
3 31
4 97
5 306
6 961
7 3020
8 9489
9 29809
10 93648
11 294204
12 924269
13 2903677
14 9122171
15 28658146
16 90032221
17 282844564
18 888582403
19 2791563950
20 8769956796
21 27551631843
22 86556004192
23 271923706894
24 854273519914
25 2683779414318

[1,3,10,31,97,306,961,3020,9489,29809,93648,
 294204,924269,2903677,9122171,28658146,90032221,
 282844564,888582403,2791563950,8769956796,
 27551631843,86556004192,271923706894,854273519914,
 2683779414318]

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Last modified November 27 14:50 EST 2009. Contains 167570 sequences.


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