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A001441 formatted as a simple table:

n a(n)
1 1
2 1
3 1
4 2
5 6
6 17
7 30
8 60
9 100
10 277
11 555
12 990
13 1616
14 2168
15 2467
16 2648
17 2294
18 1892
19 1283
20 810
21 446
22 259
23 114
24 25
25 12
26 8
27 29

[1,1,1,2,6,17,30,60,100,277,555,990,1616,2168,
 2467,2648,2294,1892,1283,810,446,259,114,25,12,8,
 29]

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


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