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A232498
as a simple table
n
a(n)
1
2
2
3
3
19
4
4567
5
52267
6
325219
7
2967036956187340614662532876709507060271690954641131383
[2,3,19,4567,52267,325219, 29670369561873406146625328767095070602716909546411\ 31383]