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A225305 as a simple table

n a(n)
1 1
2 3
3 9
4 31
5 113
6 443
7 1787
8 7445
9 31593
10 136351
11 596187
12 2636015
13 11763569
14 52920569
15 239731317
16 1092632909
17 5006816043
18 23053197067
19 106601983853
20 494856940025
21 2305237337415
22 10772988573393
23 50491926308985

[1,3,9,31,113,443,1787,7445,31593,136351,596187,
 2636015,11763569,52920569,239731317,1092632909,
 5006816043,23053197067,106601983853,494856940025,
 2305237337415,10772988573393,50491926308985]

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Last modified March 3 10:59 EST 2024. Contains 370511 sequences. (Running on oeis4.)