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A275426 as a simple table

n a(n)
0 1
1 1
2 2
3 4
4 11
5 31
6 106
7 372
8 1500
9 6220
10 28696
11 136016
12 702802
13 3727946
14 21253324
15 124231096
16 772458366
17 4918962462
18 33061094812
19 227303566648
20 1639389311906
21 12082068225466
22 92951836390172
23 729991698024568
24 5960615982017512
25 49636995406898376

[1,1,2,4,11,31,106,372,1500,6220,28696,136016,
 702802,3727946,21253324,124231096,772458366,
 4918962462,33061094812,227303566648,1639389311906,
 12082068225466,92951836390172,729991698024568,
 5960615982017512,49636995406898376]

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Last modified July 23 01:01 EDT 2024. Contains 374544 sequences. (Running on oeis4.)