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A080925 as a simple table

n a(n)
0 0
1 1
2 5
3 13
4 41
5 121
6 365
7 1093
8 3281
9 9841
10 29525
11 88573
12 265721
13 797161
14 2391485
15 7174453
16 21523361
17 64570081
18 193710245
19 581130733
20 1743392201
21 5230176601
22 15690529805
23 47071589413
24 141214768241
25 423644304721
26 1270932914165

[0,1,5,13,41,121,365,1093,3281,9841,29525,88573,
 265721,797161,2391485,7174453,21523361,64570081,
 193710245,581130733,1743392201,5230176601,
 15690529805,47071589413,141214768241,423644304721,
 1270932914165]

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Last modified December 11 03:18 EST 2016. Contains 279034 sequences.