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A164271 as a simple table

n a(n)
0 1
1 -6
2 25
3 -84
4 248
5 -666
6 1662
7 -3912
8 8774
9 -18894
10 39289
11 -79248
12 155612
13 -298338
14 559812
15 -1030224
16 1862647
17 -3313494
18 5807096
19 -10037796
20 17129888
21 -28886052
22 48170178
23 -79492824
24 129900206
25 -210314976
26 337545438
27 -537278124
28 848509124

[1,-6,25,-84,248,-666,1662,-3912,8774,-18894,
 39289,-79248,155612,-298338,559812,-1030224,
 1862647,-3313494,5807096,-10037796,17129888,
 -28886052,48170178,-79492824,129900206,-210314976,
 337545438,-537278124,848509124]

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Last modified September 14 16:10 EDT 2024. Contains 375925 sequences. (Running on oeis4.)