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A143787 as a simple table

n a(n)
0 1
1 1
2 4
3 11
4 33
5 95
6 278
7 808
8 2355
9 6856
10 19969
11 58151
12 169353
13 493190
14 1436288
15 4182793
16 12181260
17 35474611
18 103310209
19 300862991
20 876181998
21 2551642760
22 7430968523
23 21640683328
24 63022629465
25 183536340391
26 534499885849
27 1556586163406
28 4533135643968
29 13201529892305
30 38445880553108
31 111963215139163
32 326062542045345

[1,1,4,11,33,95,278,808,2355,6856,19969,58151,
 169353,493190,1436288,4182793,12181260,35474611,
 103310209,300862991,876181998,2551642760,
 7430968523,21640683328,63022629465,183536340391,
 534499885849,1556586163406,4533135643968,
 13201529892305,38445880553108,111963215139163,
 326062542045345]

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Last modified April 25 12:28 EDT 2024. Contains 371969 sequences. (Running on oeis4.)