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A098149 formatted as a simple table:

n a(n)
0 -1
1 -1
2 4
3 -11
4 29
5 -76
6 199
7 -521
8 1364
9 -3571
10 9349
11 -24476
12 64079
13 -167761
14 439204
15 -1149851
16 3010349
17 -7881196
18 20633239
19 -54018521
20 141422324
21 -370248451
22 969323029
23 -2537720636
24 6643838879
25 -17393796001
26 45537549124
27 -119218851371

[-1,-1,4,-11,29,-76,199,-521,1364,-3571,9349,
 -24476,64079,-167761,439204,-1149851,3010349,
 -7881196,20633239,-54018521,141422324,-370248451,
 969323029,-2537720636,6643838879,-17393796001,
 45537549124,-119218851371]

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Last modified November 27 14:50 EST 2009. Contains 167570 sequences.


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