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A134748 as a simple table

n a(n)
1 -1
2 -3
3 -6
4 34
5 1065
6 21915
7 458276
8 10381380
9 257910255
10 7023426505
11 208771773342
12 6739114316358
13 235020287563061
14 8812102803936999
15 353674208662429320
16 15133351271499561736
17 687862113868372542939
18 33104027829427142199381

[-1,-3,-6,34,1065,21915,458276,10381380,257910255,
 7023426505,208771773342,6739114316358,
 235020287563061,8812102803936999,
 353674208662429320,15133351271499561736,
 687862113868372542939,33104027829427142199381]

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Last modified May 21 06:39 EDT 2013. Contains 225476 sequences.