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A263218 as a simple table

n a(n)
1 2
2 14
3 72
4 343
5 1920
6 11444
7 68112
8 405019
9 2422502
10 14527358
11 87130296
12 522558079
13 3134839248
14 18808467356
15 112848487824
16 677075548723
17 4062417593558
18 24374464952438
19 146246626666296
20 877478675492551
21 5264869525163232

[2,14,72,343,1920,11444,68112,405019,2422502,
 14527358,87130296,522558079,3134839248,
 18808467356,112848487824,677075548723,
 4062417593558,24374464952438,146246626666296,
 877478675492551,5264869525163232]

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Last modified August 19 07:13 EDT 2022. Contains 356216 sequences. (Running on oeis4.)