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A032421
as a simple table
n
a(n)
1
53
2
77
3
293
4
333
5
393
6
809
7
825
8
20973
9
85349
10
270285
11
459093
12
699189
13
859769
14
1650689
[53,77,293,333,393,809,825,20973,85349,270285, 459093,699189,859769,1650689]