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A121867 as a simple table

n a(n)
0 1
1 0
2 -1
3 -3
4 -6
5 -5
6 33
7 266
8 1309
9 4905
10 11516
11 -22935
12 -556875
13 -4932512
14 -32889885
15 -174282151
16 -612400262
17 907955295
18 45283256165
19 573855673458
20 5397236838345
21 41604258561397
22 250231901787780
23 756793798761989
24 -8425656230853383
25 -213091420659985440
26 -2990113204010882473

[1,0,-1,-3,-6,-5,33,266,1309,4905,11516,-22935,
 -556875,-4932512,-32889885,-174282151,-612400262,
 907955295,45283256165,573855673458,5397236838345,
 41604258561397,250231901787780,756793798761989,
 -8425656230853383,-213091420659985440,
 -2990113204010882473]

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Last modified April 24 22:17 EDT 2024. Contains 371964 sequences. (Running on oeis4.)