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A297956 as a simple table

n a(n)
1 3
2 23
3 47
4 233
5 681
6 2596
7 11623
8 39801
9 149442
10 616286
11 2335635
12 8904387
13 34861648
14 135228611
15 521631430
16 2019356359
17 7839971399
18 30360460809
19 117476386060
20 455396350820
21 1764702754346
22 6833651832659
23 26474646322752
24 102580295118751

[3,23,47,233,681,2596,11623,39801,149442,616286,
 2335635,8904387,34861648,135228611,521631430,
 2019356359,7839971399,30360460809,117476386060,
 455396350820,1764702754346,6833651832659,
 26474646322752,102580295118751]

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Last modified March 22 04:35 EDT 2023. Contains 361413 sequences. (Running on oeis4.)