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A009210 as a simple table

n a(n)
0 1
1 1
2 1
3 -3
4 -15
5 -23
6 177
7 1253
8 1057
9 -37103
10 -245471
11 371085
12 15691665
13 76436089
14 -608056239
15 -10302629131
16 -20287425215
17 856245051169
18 8821231566145
19 -29959421725155
20 -1376333505095631
21 -7591883371988471
22 139148719952772849

[1,1,1,-3,-15,-23,177,1253,1057,-37103,-245471,
 371085,15691665,76436089,-608056239,-10302629131,
 -20287425215,856245051169,8821231566145,
 -29959421725155,-1376333505095631,
 -7591883371988471,139148719952772849]

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Last modified August 10 15:59 EDT 2024. Contains 375057 sequences. (Running on oeis4.)