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A036440 as a simple table

n a(n)
1 1
2 1
3 1
4 1
5 1
6 1
7 2
8 4
9 7
10 24
11 80
12 216
13 648
14 1304
15 3392
16 13808
17 59448
18 155464
19 480728
20 1588162
21 5626309
22 28279112
23 157469880
24 842498189
25 4998554801
26 28466978744
27 166572523589
28 1020487969891
29 5753385660978

[1,1,1,1,1,1,2,4,7,24,80,216,648,1304,3392,13808,
 59448,155464,480728,1588162,5626309,28279112,
 157469880,842498189,4998554801,28466978744,
 166572523589,1020487969891,5753385660978]

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Last modified May 15 06:57 EDT 2024. Contains 372538 sequences. (Running on oeis4.)