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A052705 as a simple table

n a(n)
0 0
1 0
2 1
3 2
4 7
5 24
6 89
7 342
8 1355
9 5492
10 22669
11 94962
12 402703
13 1725424
14 7458065
15 32482798
16 142414867
17 628037612
18 2783922197
19 12397342698
20 55436525591
21 248819728360
22 1120584933401
23 5062273384422
24 22933667676187

[0,0,1,2,7,24,89,342,1355,5492,22669,94962,402703,
 1725424,7458065,32482798,142414867,628037612,
 2783922197,12397342698,55436525591,248819728360,
 1120584933401,5062273384422,22933667676187]

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Last modified April 25 10:22 EDT 2024. Contains 371967 sequences. (Running on oeis4.)