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A198768 as a simple table

n a(n)
0 8
1 44
2 224
3 1124
4 5624
5 28124
6 140624
7 703124
8 3515624
9 17578124
10 87890624
11 439453124
12 2197265624
13 10986328124
14 54931640624
15 274658203124
16 1373291015624
17 6866455078124
18 34332275390624
19 171661376953124
20 858306884765624

[8,44,224,1124,5624,28124,140624,703124,3515624,
 17578124,87890624,439453124,2197265624,
 10986328124,54931640624,274658203124,
 1373291015624,6866455078124,34332275390624,
 171661376953124,858306884765624]

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Last modified December 11 06:55 EST 2016. Contains 279043 sequences.