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A258377 as a simple table

n a(n)
0 1
1 3
2 13
3 79
4 649
5 6955
6 93813
7 1539991
8 29884881
9 669628819
10 17005862301
11 482399018527
12 15108642099673
13 517599894435643
14 19247498583665029
15 771922934908235751
16 33206411983713679009
17 1525025984109289947171
18 74466779211331635306029
19 3852255519421356879419631

[1,3,13,79,649,6955,93813,1539991,29884881,
 669628819,17005862301,482399018527,15108642099673,
 517599894435643,19247498583665029,
 771922934908235751,33206411983713679009,
 1525025984109289947171,74466779211331635306029,
 3852255519421356879419631]

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Last modified April 24 20:08 EDT 2024. Contains 371963 sequences. (Running on oeis4.)