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A341555 as a simple table

na(n)
00
11
2-36
3-81
4784
5-1314
62916
7-4480
8-9792
96561
1047304
111476
12-63504
13-151522
14161280
15106434
16-48896
17108162
18-236196
19593084
20-1030176
21362880
22-53136
23-969480
24793152
25-226529
265454792
27-531441
28-3512320
29-6642522
30-3831624
317070600
326773760
33-119556
34-3893832

[0,1,-36,-81,784,-1314,2916,-4480,-9792,6561,
 47304,1476,-63504,-151522,161280,106434,-48896,
 108162,-236196,593084,-1030176,362880,-53136,
 -969480,793152,-226529,5454792,-531441,-3512320,
 -6642522,-3831624,7070600,6773760,-119556,
 -3893832]