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A211527 as a simple table

n a(n)
1 8
2 18
3 42
4 90
5 192
6 394
7 806
8 1618
9 3244
10 6444
11 12798
12 25306
13 50056
14 98830
15 195252
16 385546
17 761880
18 1505776
19 2978372
20 5893812
21 11672100
22 23128778
23 45863610
24 91000330
25 180675314
26 358921836
27 713425574
28 1418791694
29 2822950098
30 5619290544

[8,18,42,90,192,394,806,1618,3244,6444,12798,
 25306,50056,98830,195252,385546,761880,1505776,
 2978372,5893812,11672100,23128778,45863610,
 91000330,180675314,358921836,713425574,1418791694,
 2822950098,5619290544]

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Last modified April 19 21:09 EDT 2024. Contains 371798 sequences. (Running on oeis4.)