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A147904 as a simple table

n a(n)
1 1
2 2
3 6
4 16
5 54
6 232
7 1194
8 5348
9 28874
10 153508
11 860486
12 4887496
13 36291722
14 265127656
15 2037271658
16 15840444682

[1,2,6,16,54,232,1194,5348,28874,153508,860486,
 4887496,36291722,265127656,2037271658,15840444682]

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Last modified April 24 19:56 EDT 2024. Contains 371963 sequences. (Running on oeis4.)