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A238361 as a simple table

n a(n)
0 0
1 0
2 0
3 1
4 3
5 8
6 18
7 39
8 81
9 164
10 326
11 639
12 1239
13 2382
14 4548
15 8635
16 16319
17 30722
18 57650
19 107885
20 201425
21 375322
22 698162
23 1296801
24 2405707
25 4457984
26 8253228
27 15266969
28 28220967
29 52134000
30 96257558
31 177640983
32 327696621
33 604287700
34 1113981922
35 2053015399

[0,0,0,1,3,8,18,39,81,164,326,639,1239,2382,4548,
 8635,16319,30722,57650,107885,201425,375322,
 698162,1296801,2405707,4457984,8253228,15266969,
 28220967,52134000,96257558,177640983,327696621,
 604287700,1113981922,2053015399]

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Last modified May 26 10:56 EDT 2024. Contains 372824 sequences. (Running on oeis4.)