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A321143 as a simple table

n a(n)
0 1
1 1
2 4
3 10
4 31
5 87
6 272
7 835
8 2673
9 8805
10 29583 

[1,1,4,10,31,87,272,835,2673,8805,29583]

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Last modified April 25 01:35 EDT 2024. Contains 371964 sequences. (Running on oeis4.)