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A219447 as a simple table

n a(n)
1 7
2 7
3 43
4 169
5 665
6 2603
7 10421
8 41777
9 166911
10 665377
11 2653983
12 10593377
13 42287115
14 168773051
15 673542439
16 2688054999
17 10728134353
18 42816483399
19 170881260415
20 681987867801
21 2721820100855
22 10862822905207
23 43353681555939

[7,7,43,169,665,2603,10421,41777,166911,665377,
 2653983,10593377,42287115,168773051,673542439,
 2688054999,10728134353,42816483399,170881260415,
 681987867801,2721820100855,10862822905207,
 43353681555939]

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Last modified July 24 14:39 EDT 2021. Contains 346273 sequences. (Running on oeis4.)