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A103044
as a simple table
n
a(n)
1
1
2
4
3
10
4
13
5
178
6
304
7
331
8
502
9
744
10
1027
11
1770
12
5305
13
55075
[1,4,10,13,178,304,331,502,744,1027,1770,5305, 55075]