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A292368 as a simple table

n a(n)
1 1
2 21
3 55
4 385
5 49105
6 136081
7 701569
8 2830465
9 7996801
10 29158921
11 49268737
12 52617601

[1,21,55,385,49105,136081,701569,2830465,7996801,
 29158921,49268737,52617601]

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Last modified January 22 22:16 EST 2020. Contains 331166 sequences. (Running on oeis4.)