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A048771 as a simple table

n a(n)
0 1
1 9
2 26
3 68
4 169
5 413
6 1002
7 2424
8 5857
9 14145
10 34154
11 82460
12 199081
13 480629
14 1160346
15 2801328
16 6763009
17 16327353
18 39417722
19 95162804
20 229743337
21 554649485
22 1339042314
23 3232734120
24 7804510561
25 18841755249
26 45488021066
27 109817797388
28 265123615849

[1,9,26,68,169,413,1002,2424,5857,14145,34154,
 82460,199081,480629,1160346,2801328,6763009,
 16327353,39417722,95162804,229743337,554649485,
 1339042314,3232734120,7804510561,18841755249,
 45488021066,109817797388,265123615849]

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Last modified April 16 13:34 EDT 2024. Contains 371712 sequences. (Running on oeis4.)