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A069480 formatted as a simple table:

n a(n)
1 1
2 -2
3 -5
4 6
5 13
6 -12
7 -25
8 20
9 41
10 -30
11 -61
12 42
13 85
14 -56
15 -113
16 72
17 145
18 -90
19 -181
20 110
21 221
22 -132
23 -265
24 156
25 313
26 -182
27 -365
28 210
29 421
30 -240
31 -481
32 272
33 545
34 -306
35 -613
36 342
37 685
38 -380
39 -761
40 420
41 841
42 -462
43 -925
44 506
45 1013
46 -552
47 -1105
48 600
49 1201
50 -650
51 -1301
52 702
53 1405
54 -756
55 -1513

[1,-2,-5,6,13,-12,-25,20,41,-30,-61,42,85,-56,
 -113,72,145,-90,-181,110,221,-132,-265,156,313,
 -182,-365,210,421,-240,-481,272,545,-306,-613,342,
 685,-380,-761,420,841,-462,-925,506,1013,-552,
 -1105,600,1201,-650,-1301,702,1405,-756,-1513]

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Last modified December 5 08:23 EST 2009. Contains 170348 sequences.


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