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A146403 as a simple table

n a(n)
1 1
2 1
3 1
4 1
5 1
6 1
7 7
8 19
9 47
10 85
11 259
12 857
13 3329
14 13923
15 76419
16 375879
17 2500865
18 15196877
19 126783213
20 979497309
21 10344645479
22 100578970271

[1,1,1,1,1,1,7,19,47,85,259,857,3329,13923,76419,
 375879,2500865,15196877,126783213,979497309,
 10344645479,100578970271]

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Last modified December 6 21:00 EST 2022. Contains 358648 sequences. (Running on oeis4.)