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A258111 as a simple table

n a(n)
0 1
1 -3
2 9
3 -24
4 57
5 -126
6 264
7 -528
8 1017
9 -1896
10 3438
11 -6084
12 10536
13 -17898
14 29880
15 -49104
16 79545
17 -127170
18 200856
19 -313692
20 484830
21 -742080
22 1125540
23 -1692648
24 2525160
25 -3738765
26 5496246
27 -8025432
28 11643576
29 -16790310
30 24072048
31 -34321560
32 48677625

[1,-3,9,-24,57,-126,264,-528,1017,-1896,3438,
 -6084,10536,-17898,29880,-49104,79545,-127170,
 200856,-313692,484830,-742080,1125540,-1692648,
 2525160,-3738765,5496246,-8025432,11643576,
 -16790310,24072048,-34321560,48677625]

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Last modified August 22 09:18 EDT 2024. Contains 375369 sequences. (Running on oeis4.)