A214902 - OEIS

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A214902 as a simple table

n	a(n)
1	5
2	9
3	29
4	182
5	1802
6	29162
7	657722
8	21063242
9	892354322
10	48771558002
11	3355941877202
12	288300261981602
13	29970020819138402
14	3775596638574103202
15	566303743347081854402
16	100233490058027413401602

[5,9,29,182,1802,29162,657722,21063242,892354322, 48771558002,3355941877202,288300261981602, 29970020819138402,3775596638574103202, 566303743347081854402,100233490058027413401602]