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A078027 as a simple table

n a(n)
0 1
1 -1
2 1
3 0
4 0
5 1
6 0
7 1
8 1
9 1
10 2
11 2
12 3
13 4
14 5
15 7
16 9
17 12
18 16
19 21
20 28
21 37
22 49
23 65
24 86
25 114
26 151
27 200
28 265
29 351
30 465
31 616
32 816
33 1081
34 1432
35 1897
36 2513
37 3329
38 4410
39 5842
40 7739
41 10252
42 13581
43 17991
44 23833
45 31572
46 41824
47 55405
48 73396
49 97229
50 128801
51 170625
52 226030
53 299426

[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,
 17991,23833,31572,41824,55405,73396,97229,128801,
 170625,226030,299426]

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Last modified April 29 07:58 EDT 2024. Contains 372098 sequences. (Running on oeis4.)