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A183885 as a simple table

n a(n)
1 1
2 121
3 631
4 2059
5 6399
6 19483
7 58807
8 176859
9 531103
10 1593931
11 4782519
12 14348395
13 43046143
14 129139515
15 387419767
16 1162260667
17 3486783519
18 10460352235
19 31381058551
20 94143177675
21 282429535231
22 847288608091
23 2541865826871

[1,121,631,2059,6399,19483,58807,176859,531103,
 1593931,4782519,14348395,43046143,129139515,
 387419767,1162260667,3486783519,10460352235,
 31381058551,94143177675,282429535231,847288608091,
 2541865826871]

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Last modified April 12 20:38 EDT 2024. Contains 371639 sequences. (Running on oeis4.)