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A218214 as a simple table

n a(n)
1 1
2 5
3 18
4 48
5 117
6 304
7 823
8 2224
9 6113
10 16974
11 48614
12 139349 

[1,5,18,48,117,304,823,2224,6113,16974,48614,
 139349]

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Last modified April 23 18:16 EDT 2024. Contains 371916 sequences. (Running on oeis4.)