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A291148 as a simple table

n a(n)
0 1
1 -1
2 0
3 -1
4 0
5 -1
6 -1
7 -1
8 -2
9 -2
10 -4
11 -4
12 -7
13 -9
14 -13
15 -19
16 -25
17 -38
18 -51
19 -75
20 -104
21 -149
22 -211
23 -298
24 -426
25 -600
26 -857
27 -1211
28 -1724
29 -2444
30 -3471
31 -4930
32 -6995
33 -9940
34 -14104
35 -20038
36 -28444
37 -40397
38 -57362
39 -81453
40 -115675
41 -164250
42 -233262
43 -331227

[1,-1,0,-1,0,-1,-1,-1,-2,-2,-4,-4,-7,-9,-13,-19,
 -25,-38,-51,-75,-104,-149,-211,-298,-426,-600,
 -857,-1211,-1724,-2444,-3471,-4930,-6995,-9940,
 -14104,-20038,-28444,-40397,-57362,-81453,-115675,
 -164250,-233262,-331227]

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Last modified April 28 12:59 EDT 2024. Contains 372085 sequences. (Running on oeis4.)