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A319892 as a simple table

n a(n)
1 9
2 72
3 504
4 3024
5 15120
6 60480
7 181440
8 362880
9 362880
10 362862
11 362574
12 357984
13 289440
14 -665280
15 -13003200
16 -160030080
17 -1763959680
18 -17642862720
19 -17642862693
20 -17642862018
21 -17642845170
22 -17642441520
23 -17633175120
24 -17429735520
25 -13167191520
26 71870561280

[9,72,504,3024,15120,60480,181440,362880,362880,
 362862,362574,357984,289440,-665280,-13003200,
 -160030080,-1763959680,-17642862720,-17642862693,
 -17642862018,-17642845170,-17642441520,
 -17633175120,-17429735520,-13167191520,
 71870561280]

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Last modified July 14 22:52 EDT 2024. Contains 374323 sequences. (Running on oeis4.)