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A028338 formatted as a simple table:

n a(n)
0 1
1 1
2 1
3 3
4 4
5 1
6 15
7 23
8 9
9 1
10 105
11 176
12 86
13 16
14 1
15 945
16 1689
17 950
18 230
19 25
20 1
21 10395
22 19524
23 12139
24 3480
25 505
26 36
27 1
28 135135
29 264207
30 177331
31 57379
32 10045
33 973
34 49
35 1
36 2027025
37 4098240
38 2924172
39 1038016
40 208054
41 24640
42 1708
43 64
44 1
45 34459425

[1,1,1,3,4,1,15,23,9,1,105,176,86,16,1,945,1689,
 950,230,25,1,10395,19524,12139,3480,505,36,1,
 135135,264207,177331,57379,10045,973,49,1,2027025,
 4098240,2924172,1038016,208054,24640,1708,64,1,
 34459425]

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.


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