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A224257 as a simple table

n a(n)
1 22
2 158
3 648
4 2017
5 5246
6 11990
7 24842
8 47643
9 85838
10 146878
11 240668
12 380061
13 581398
14 865094
15 1256270
16 1785431
17 2489190
18 3411038
19 4602160
20 6122297
21 8040654
22 10436854
23 13401938
24 17039411
25 21466334
26 26814462
27 33231428
28 40881973
29 49949222

[22,158,648,2017,5246,11990,24842,47643,85838,
 146878,240668,380061,581398,865094,1256270,
 1785431,2489190,3411038,4602160,6122297,8040654,
 10436854,13401938,17039411,21466334,26814462,
 33231428,40881973,49949222]

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Last modified September 30 11:00 EDT 2022. Contains 357105 sequences. (Running on oeis4.)