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A000039 as a simple table

n a(n)
0 1
1 -2
2 -3
3 -5
4 -6
5 -10
6 -11
7 -17
8 -21
9 -27
10 -33
11 -46
12 -53
13 -68
14 -82
15 -104
16 -123
17 -154
18 -179
19 -221
20 -262
21 -314
22 -369
23 -446
24 -515
25 -614
26 -715
27 -845
28 -977
29 -1148
30 -1321
31 -1544
32 -1778
33 -2060
34 -2361
35 -2736
36 -3121
37 -3592
38 -4097
39 -4696
40 -5340
41 -6105
42 -6916
43 -7882
44 -8919
45 -10123
46 -11429
47 -12952
48 -14580

[1,-2,-3,-5,-6,-10,-11,-17,-21,-27,-33,-46,-53,
 -68,-82,-104,-123,-154,-179,-221,-262,-314,-369,
 -446,-515,-614,-715,-845,-977,-1148,-1321,-1544,
 -1778,-2060,-2361,-2736,-3121,-3592,-4097,-4696,
 -5340,-6105,-6916,-7882,-8919,-10123,-11429,
 -12952,-14580]

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Last modified February 20 08:54 EST 2018. Contains 299384 sequences. (Running on oeis4.)