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A180762 as a simple table

n a(n)
1 1
2 3
3 11
4 34
5 111
6 361
7 1172
8 3809
9 12377
10 40218
11 130687
12 424661
13 1379916
14 4483973
15 14570461
16 47346034
17 153848731
18 499924281
19 1624480652
20 5278674169
21 17152805697
22 55737242698
23 181115572487
24 588526611821
25 1912389796556
26 6214221516093

[1,3,11,34,111,361,1172,3809,12377,40218,130687,
 424661,1379916,4483973,14570461,47346034,
 153848731,499924281,1624480652,5278674169,
 17152805697,55737242698,181115572487,588526611821,
 1912389796556,6214221516093]

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Last modified April 18 22:08 EDT 2019. Contains 322237 sequences. (Running on oeis4.)