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A049180 as a simple table

n a(n)
1 1
2 1
3 3
4 11
5 43
6 183
7 815
8 3749
9 17693
10 85161
11 416451
12 2063255
13 10334187
14 52241811
15 266203487
16 1365869249
17 7050739841
18 36591914977
19 190811893315
20 999264296139
21 5253232501219
22 27713207861343
23 146664411527631
24 778434156770069

[1,1,3,11,43,183,815,3749,17693,85161,416451,
 2063255,10334187,52241811,266203487,1365869249,
 7050739841,36591914977,190811893315,999264296139,
 5253232501219,27713207861343,146664411527631,
 778434156770069]

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Last modified March 2 10:43 EST 2024. Contains 370466 sequences. (Running on oeis4.)