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A133034 as a simple table

n a(n)
0 -1
1 0
2 1
3 -1
4 1
5 0
6 0
7 1
8 0
9 1
10 1
11 1
12 2
13 2
14 3
15 4
16 5
17 7
18 9
19 12
20 16
21 21
22 28
23 37
24 49
25 65
26 86
27 114
28 151
29 200
30 265
31 351
32 465
33 616
34 816
35 1081
36 1432
37 1897
38 2513
39 3329
40 4410
41 5842
42 7739
43 10252
44 13581
45 17991
46 23833
47 31572
48 41824
49 55405
50 73396

[-1,0,1,-1,1,0,0,1,0,1,1,1,2,2,3,4,5,7,9,12,16,21,
 28,37,49,65,86,114,151,200,265,351,465,616,816,
 1081,1432,1897,2513,3329,4410,5842,7739,10252,
 13581,17991,23833,31572,41824,55405,73396]

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Last modified October 23 10:41 EDT 2014. Contains 248461 sequences.