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A144244 as a simple table

n a(n)
1 1
2 2
3 1
4 9
5 24
6 94
7 870
8 7731
9 58940
10 1518701
11 25116276
12 780979887
13 31966477480

[1,2,1,9,24,94,870,7731,58940,1518701,25116276,
 780979887,31966477480]

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Last modified January 18 13:55 EST 2020. Contains 331010 sequences. (Running on oeis4.)