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A249995 as a simple table

n a(n)
0 1
1 5
2 27
3 121
4 539
5 2289
6 9619
7 39737
8 162987
9 663553
10 2690051
11 10865673
12 43783195
13 176086097
14 707220723
15 2837479129
16 11375770763
17 45580514721
18 182554616035
19 730915611305
20 2925754935291
21 11709295114225
22 46856010770387
23 187480525633401
24 750091566966379
25 3000874627609409

[1,5,27,121,539,2289,9619,39737,162987,663553,
 2690051,10865673,43783195,176086097,707220723,
 2837479129,11375770763,45580514721,182554616035,
 730915611305,2925754935291,11709295114225,
 46856010770387,187480525633401,750091566966379,
 3000874627609409]

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Last modified April 23 05:20 EDT 2024. Contains 371906 sequences. (Running on oeis4.)