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A272538
as a simple table
n
a(n)
0
2
1
1
2
406
3
2926
4
81810
5
521626
6
4276350
7
1590715126
8
266048146
[2,1,406,2926,81810,521626,4276350,1590715126, 266048146]
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Last modified September 22 22:30 EDT 2024. Contains 376140 sequences. (Running on oeis4.)
