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A187745 as a simple table

n a(n)
0 1
1 1
2 1
3 -1
4 -1
5 -3617
6 -7709321041217
7 -106783830147866529886385444979142647942017

[1,1,1,-1,-1,-3617,-7709321041217,
 -106783830147866529886385444979142647942017]

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Last modified July 13 04:46 EDT 2024. Contains 374267 sequences. (Running on oeis4.)