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A235408 as a simple table

n a(n)
1 121
2 704
3 4256
4 20398
5 98575
6 397340
7 1623115
8 5744912
9 20612708
10 65877470
11 213190201
12 627225413
13 1867007833
14 5131067959
15 14261504547
16 37041121138
17 97280493869
18 241057367009
19 603912355679
20 1438964930953
21 3465601783227

[121,704,4256,20398,98575,397340,1623115,5744912,
 20612708,65877470,213190201,627225413,1867007833,
 5131067959,14261504547,37041121138,97280493869,
 241057367009,603912355679,1438964930953,
 3465601783227]

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Last modified August 20 15:13 EDT 2019. Contains 326152 sequences. (Running on oeis4.)