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A148337 as a simple table

n a(n)
0 1
1 1
2 2
3 5
4 14
5 47
6 143
7 473
8 1629
9 5605
10 20435
11 73465
12 269905
13 1008533
14 3767243
15 14375250
16 54928164
17 211709811
18 822476562
19 3204543546
20 12593678660
21 49651915597
22 196804253006
23 783229067840
24 3127723687414
25 12544032531028
26 50446880736135
27 203642910438415
28 824114620749925
29 3344745342125251

[1,1,2,5,14,47,143,473,1629,5605,20435,73465,
 269905,1008533,3767243,14375250,54928164,
 211709811,822476562,3204543546,12593678660,
 49651915597,196804253006,783229067840,
 3127723687414,12544032531028,50446880736135,
 203642910438415,824114620749925,3344745342125251]

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Last modified August 10 16:24 EDT 2022. Contains 356039 sequences. (Running on oeis4.)