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A335813 as a simple table

n a(n)
0 1
1 -1
2 1
3 -7
4 -11
5 -151
6 -419
7 -1807
8 -5291
9 -381031
10 -9125939
11 -139879807
12 -1217973371
13 7055720489
14 657464911741
15 20268419534993
16 455079458957749
17 7487596915540409
18 62151133224856621
19 -943454812059725407
20 -32387452121872219931
21 1120264679544729734729

[1,-1,1,-7,-11,-151,-419,-1807,-5291,-381031,
 -9125939,-139879807,-1217973371,7055720489,
 657464911741,20268419534993,455079458957749,
 7487596915540409,62151133224856621,
 -943454812059725407,-32387452121872219931,
 1120264679544729734729]

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Last modified September 11 17:54 EDT 2024. Contains 375839 sequences. (Running on oeis4.)