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A117712 as a simple table

n a(n)
0 3
1 6
2 17
3 56
4 177
5 558
6 1766
7 5583
8 17655
9 55829
10 176550
11 558297
12 1765493
13 5582976
14 17654924
15 55829769
16 176549231
17 558297692
18 1765492316
19 5582976912
20 17654923165
21 55829769118
22 176549231655
23 558297691180
24 1765492316544
25 5582976911806
26 17654923165439

[3,6,17,56,177,558,1766,5583,17655,55829,176550,
 558297,1765493,5582976,17654924,55829769,
 176549231,558297692,1765492316,5582976912,
 17654923165,55829769118,176549231655,558297691180,
 1765492316544,5582976911806,17654923165439]

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Last modified March 23 03:19 EDT 2023. Contains 361434 sequences. (Running on oeis4.)