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A039660 formatted as a simple table:

n a(n)
1 0
2 0
3 0
4 1
5 2
6 8
7 14
8 43
9 72
10 204
11 336
12 926
13 1516
14 4144
15 6772
16 18504
17 30236
18 82844
19 135452
20 372581
21 609710
22 1684220
23 2758730
24 7652531
25 12546332
26 34941752
27 57337172
28 160280987
29 263224802
30 738363872
31 1213502942
32 3414804517

[0,0,0,1,2,8,14,43,72,204,336,926,1516,4144,6772,
 18504,30236,82844,135452,372581,609710,1684220,
 2758730,7652531,12546332,34941752,57337172,
 160280987,263224802,738363872,1213502942,
 3414804517]

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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.


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