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A293265 as a simple table

n a(n)
0 1
1 -2
2 0
3 -7
4 -39
5 -272
6 -2457
7 -26443
8 -324675
9 -4453439
10 -67360840
11 -1113125559
12 -19949867987
13 -385450438438
14 -7987089578144
15 -176710071650036
16 -4158070097543962
17 -103700987989612861
18 -2732746882427265825
19 -75882355625448093577
20 -2214726801268428430553

[1,-2,0,-7,-39,-272,-2457,-26443,-324675,-4453439,
 -67360840,-1113125559,-19949867987,-385450438438,
 -7987089578144,-176710071650036,-4158070097543962,
 -103700987989612861,-2732746882427265825,
 -75882355625448093577,-2214726801268428430553]

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Last modified May 27 18:57 EDT 2024. Contains 372880 sequences. (Running on oeis4.)