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A295226 as a simple table

n a(n)
3 0
4 0
5 0
6 1
7 3
8 13
9 67
10 408
11 2874
12 23034
13 207185
14 2067928
15 22688218
16 271456443
17 3518003749
18 49097940464
19 734192914717
20 11711708730460
21 198519682344141
22 3563360442079351
23 67522465963443411
24 1346990675228935159
25 28217627569071978376
26 619338933079584448848

[0,0,0,1,3,13,67,408,2874,23034,207185,2067928,
 22688218,271456443,3518003749,49097940464,
 734192914717,11711708730460,198519682344141,
 3563360442079351,67522465963443411,
 1346990675228935159,28217627569071978376,
 619338933079584448848]

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Last modified March 29 05:16 EDT 2024. Contains 371264 sequences. (Running on oeis4.)