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A297597 as a simple table

n a(n)
1 1
2 20
3 69
4 154
5 752
6 3145
7 10131
8 37929
9 150388
10 546267
11 2000770
12 7586016
13 28281649
14 104554687
15 390572927
16 1458526512
17 5423019339
18 20199712660
19 75329388620
20 280578366045
21 1045017557629
22 3894288535989
23 14509490578040
24 54051253212923

[1,20,69,154,752,3145,10131,37929,150388,546267,
 2000770,7586016,28281649,104554687,390572927,
 1458526512,5423019339,20199712660,75329388620,
 280578366045,1045017557629,3894288535989,
 14509490578040,54051253212923]

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Last modified April 24 14:54 EDT 2024. Contains 371960 sequences. (Running on oeis4.)