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A129397 as a simple table

n a(n)
0 1
1 9
2 -29
3 61
4 -17
5 -263
6 1019
7 -2027
8 1639
9 4625
10 -22989
11 52717
12 -62369
13 -43863
14 426475
15 -1159355
16 1757143
17 -366911
18 -6668509
19 22627357
20 -41707313
21 31494233
22 83699163
23 -398658443
24 880521031
25 -1018619535
26 -628523501
27 6333704269
28 -16958792897
29 25462262281
30 -6426619957
31 -88626976859

[1,9,-29,61,-17,-263,1019,-2027,1639,4625,-22989,
 52717,-62369,-43863,426475,-1159355,1757143,
 -366911,-6668509,22627357,-41707313,31494233,
 83699163,-398658443,880521031,-1018619535,
 -628523501,6333704269,-16958792897,25462262281,
 -6426619957,-88626976859]

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Last modified April 23 16:40 EDT 2024. Contains 371916 sequences. (Running on oeis4.)