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A255105 as a simple table

n a(n)
1 540
2 1008
3 2032
4 4338
5 9297
6 19263
7 38010
8 73278
9 143045
10 288057
11 594045
12 1228136
13 2495244
14 4970793
15 9823140
16 19533636
17 39362880
18 80112560
19 163010352
20 329127561
21 659192991
22 1316427636
23 2637095196
24 5313657069
25 10747592751
26 21727946097

[540,1008,2032,4338,9297,19263,38010,73278,143045,
 288057,594045,1228136,2495244,4970793,9823140,
 19533636,39362880,80112560,163010352,329127561,
 659192991,1316427636,2637095196,5313657069,
 10747592751,21727946097]

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Last modified May 17 16:12 EDT 2022. Contains 353747 sequences. (Running on oeis4.)