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A227100 as a simple table

n a(n)
1 7
2 48
3 239
4 1084
5 4444
6 16366
7 54500
8 166271
9 470106
10 1243205
11 3098315
12 7323392
13 16507967
14 35657274
15 74111642
16 148760250
17 289286122
18 546530516
19 1005554661
20 1805649489
21 3170455197
22 5452571146
23 9198647584
24 15243057393
25 24840973642

[7,48,239,1084,4444,16366,54500,166271,470106,
 1243205,3098315,7323392,16507967,35657274,
 74111642,148760250,289286122,546530516,1005554661,
 1805649489,3170455197,5452571146,9198647584,
 15243057393,24840973642]

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Last modified November 30 17:12 EST 2021. Contains 349424 sequences. (Running on oeis4.)