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A227505 as a simple table

n a(n)
1 1
2 6
3 31
4 154
5 763
6 3808
7 19197
8 97772
9 502749
10 2607658
11 13630635
12 71743478
13 379949431
14 2023314980
15 10828048409
16 58206726936
17 314157742457
18 1701817879214
19 9249717805207
20 50427858276754
21 275695956722547
22 1511164724634440
23 8302888160922965

[1,6,31,154,763,3808,19197,97772,502749,2607658,
 13630635,71743478,379949431,2023314980,
 10828048409,58206726936,314157742457,
 1701817879214,9249717805207,50427858276754,
 275695956722547,1511164724634440,8302888160922965]

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Last modified June 5 01:34 EDT 2024. Contains 373102 sequences. (Running on oeis4.)