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A156092 as a simple table

n a(n)
0 0
1 -9
2 432
3 -20304
4 953865
5 -44811360
6 2105180064
7 -98898651657
8 4646131447824
9 -218269279396080
10 10254010000167945
11 -481720200728497344
12 22630595424239207232
13 -1063156264738514242569
14 49945713847285930193520
15 -2346385394557700204852880

[0,-9,432,-20304,953865,-44811360,2105180064,
 -98898651657,4646131447824,-218269279396080,
 10254010000167945,-481720200728497344,
 22630595424239207232,-1063156264738514242569,
 49945713847285930193520,
 -2346385394557700204852880]

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Last modified April 24 03:08 EDT 2024. Contains 371918 sequences. (Running on oeis4.)