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A104453 formatted as a simple table:

n a(n)
1 8
2 72
3 216
4 1800
5 648
6 5400
7 1944
8 88200
9 27000
10 16200
11 10
12 5832
13 264600
14 0
15 48600
16 17496
17 10672200
18 0
19 1323000
20 0
21 793800
22 20
23 243000
24 52488
25 0
26 32016600
27 405000
28 0
29 9261000
30 2381400
31 0
32 157464

[8,72,216,1800,648,5400,1944,88200,27000,16200,10,
 5832,264600,0,48600,17496,10672200,0,1323000,0,
 793800,20,243000,52488,0,32016600,405000,0,
 9261000,2381400,0,157464]

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Last modified December 20 13:54 EST 2009. Contains 171081 sequences.


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