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A276742 as a simple table

n a(n)
0 1
1 1
2 1
3 2
4 9
5 76
6 980
7 17304
8 393463
9 11072376
10 375015501
11 14973327740
12 693507063942
13 36782159095080
14 2210369895001450
15 149163550608705780
16 11218246110724502325
17 934089674706365890832
18 85613718583699681233208
19 8593417105404547807210554
20 940306481313403267058365853
21 111703159299047925885976523740
22 14352698749278209896668891217608
23 1987913848425789150258188910598408
24 295873533681557805541331625248339120

[1,1,1,2,9,76,980,17304,393463,11072376,375015501,
 14973327740,693507063942,36782159095080,
 2210369895001450,149163550608705780,
 11218246110724502325,934089674706365890832,
 85613718583699681233208,8593417105404547807210554,
 940306481313403267058365853,
 111703159299047925885976523740,
 14352698749278209896668891217608,
 1987913848425789150258188910598408,
 295873533681557805541331625248339120]

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Last modified September 22 16:56 EDT 2019. Contains 327311 sequences. (Running on oeis4.)