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A189503 as a simple table

n a(n)
1 40
2 1892
3 27508
4 182634
5 787412
6 2642358
7 7269852
8 17692662
9 38791846
10 78583484
11 149461616
12 269390980
13 462294730
14 765448244
15 1224516760
16 1898713570
17 2870678078
18 4243248920
19 6141093956
20 8731426052
21 12179866066
22 16758644852

[40,1892,27508,182634,787412,2642358,7269852,
 17692662,38791846,78583484,149461616,269390980,
 462294730,765448244,1224516760,1898713570,
 2870678078,4243248920,6141093956,8731426052,
 12179866066,16758644852]

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Last modified May 30 15:02 EDT 2024. Contains 372968 sequences. (Running on oeis4.)