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A263658 as a simple table

n a(n)
0 0
1 0
2 1
3 1
4 2
5 3
6 7
7 12
8 27
9 57
10 128
11 285
12 659
13 1518
14 3561
15 8389
16 19936
17 47607
18 114397
19 276018
20 669035
21 1627491
22 3973106
23 9728991
24 23892779
25 58828866
26 145201423
27 359182693
28 890350290
29 2211257973
30 5501701981
31 13711368630
32 34225162345
33 85555609119
34 214166692430
35 536810116905

[0,0,1,1,2,3,7,12,27,57,128,285,659,1518,3561,
 8389,19936,47607,114397,276018,669035,1627491,
 3973106,9728991,23892779,58828866,145201423,
 359182693,890350290,2211257973,5501701981,
 13711368630,34225162345,85555609119,214166692430,
 536810116905]

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Last modified May 30 19:45 EDT 2024. Contains 372974 sequences. (Running on oeis4.)