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A207122 as a simple table

n a(n)
1 31
2 961
3 6634
4 45796
5 186822
6 762129
7 2330037
8 7123561
9 18090482
10 45941284
11 102402024
12 228251664
13 461670264
14 933791364
15 1751615118
16 3285697041
17 5802776793
18 10248120289
19 17226819610
20 28957828900
21 46710814150
22 75347505025

[31,961,6634,45796,186822,762129,2330037,7123561,
 18090482,45941284,102402024,228251664,461670264,
 933791364,1751615118,3285697041,5802776793,
 10248120289,17226819610,28957828900,46710814150,
 75347505025]

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Last modified August 4 18:22 EDT 2024. Contains 374923 sequences. (Running on oeis4.)