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A200402 as a simple table

n a(n)
0 1
1 1
2 -2
3 -5
4 24
5 81
6 -439
7 -1590
8 9144
9 34451
10 -206641
11 -799196
12 4936378
13 19442800
14 -122613798
15 -489411508
16 3134773097
17 12640278932
18 -81948641010
19 -333099985517
20 2180523864984
21 8920922434686
22 -58861487584914
23 -242105281357185
24 1608002839956522
25 6643707274089977
26 -44372373955131024

[1,1,-2,-5,24,81,-439,-1590,9144,34451,-206641,
 -799196,4936378,19442800,-122613798,-489411508,
 3134773097,12640278932,-81948641010,-333099985517,
 2180523864984,8920922434686,-58861487584914,
 -242105281357185,1608002839956522,
 6643707274089977,-44372373955131024]

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Last modified July 16 04:20 EDT 2024. Contains 374343 sequences. (Running on oeis4.)