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A012936 as a simple table

n a(n)
0 1
1 2
2 4
3 9
4 24
5 89
6 438
7 2527
8 16072
9 111257
10 851866
11 7138923
12 65286276
13 641779181
14 6769229670
15 76040241775
16 908362886512
17 11481062493713
18 153172480730482
19 2149793170916115
20 31664861861245692

[1,2,4,9,24,89,438,2527,16072,111257,851866,
 7138923,65286276,641779181,6769229670,76040241775,
 908362886512,11481062493713,153172480730482,
 2149793170916115,31664861861245692]

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Last modified January 30 21:42 EST 2023. Contains 359947 sequences. (Running on oeis4.)