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A100744 as a simple table

n a(n)
0 1
1 -3
2 3
3 -9
4 15
5 -45
6 45
7 -135
8 255
9 -765
10 765
11 -2295
12 3825
13 -11475
14 11475
15 -34425
16 65535
17 -196605
18 196605
19 -589815
20 983025
21 -2949075
22 2949075
23 -8847225
24 16711425
25 -50134275
26 50134275
27 -150402825
28 250671375
29 -752014125
30 752014125

[1,-3,3,-9,15,-45,45,-135,255,-765,765,-2295,3825,
 -11475,11475,-34425,65535,-196605,196605,-589815,
 983025,-2949075,2949075,-8847225,16711425,
 -50134275,50134275,-150402825,250671375,
 -752014125,752014125]

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Last modified May 10 15:44 EDT 2021. Contains 343775 sequences. (Running on oeis4.)