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A000441 formatted as a simple table:

n a(n)
1 1
2 9
3 34
4 95
5 210
6 406
7 740
8 1161
9 1920
10 2695
11 4116
12 5369
13 7868
14 9690
15 13640
16 16116
17 22419
18 25365
19 34160
20 38640
21 50622
22 55154
23 73320
24 77225
25 100100
26 107730

[1,9,34,95,210,406,740,1161,1920,2695,4116,5369,
 7868,9690,13640,16116,22419,25365,34160,38640,
 50622,55154,73320,77225,100100,107730]

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Last modified December 5 23:38 EST 2009. Contains 170428 sequences.


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