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A022711 as a simple table

n a(n)
0 1
1 -19
2 152
3 -665
4 1862
5 -4864
6 16891
7 -53770
8 126654
9 -297768
10 874703
11 -2302800
12 5022650
13 -11816556
14 30449894
15 -70624311
16 153691133
17 -351589585
18 812477658
19 -1798826901
20 3880086254
21 -8420178035
22 18486176635

[1,-19,152,-665,1862,-4864,16891,-53770,126654,
 -297768,874703,-2302800,5022650,-11816556,
 30449894,-70624311,153691133,-351589585,812477658,
 -1798826901,3880086254,-8420178035,18486176635]

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Last modified December 4 02:16 EST 2022. Contains 358544 sequences. (Running on oeis4.)