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A189054 as a simple table

n a(n)
0 1
1 1
2 1
3 13
4 49
5 841
6 6001
7 126421
8 1371553
9 34081489
10 503678881
11 14391006301
12 271223253841
13 8751666000793
14 201326507146129
15 7238365225056421
16 197024810845531201
17 7810072695945382561
18 245787442777437613633

[1,1,1,13,49,841,6001,126421,1371553,34081489,
 503678881,14391006301,271223253841,8751666000793,
 201326507146129,7238365225056421,
 197024810845531201,7810072695945382561,
 245787442777437613633]

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Last modified April 19 23:15 EDT 2024. Contains 371798 sequences. (Running on oeis4.)