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A242523 as a simple table

n a(n)
1 0
2 0
3 0
4 0
5 0
6 0
7 1
8 11
9 125
10 1351
11 15330
12 184846
13 2382084
14 32795170
15 481379278
16 7513591430
17 124363961357
18 2176990766569
19 40199252548280
20 781143277669538
21 15937382209774353
22 340696424417421213
23 7616192835573406931
24 177723017354688250713
25 4321711817908214684734

[0,0,0,0,0,0,1,11,125,1351,15330,184846,2382084,
 32795170,481379278,7513591430,124363961357,
 2176990766569,40199252548280,781143277669538,
 15937382209774353,340696424417421213,
 7616192835573406931,177723017354688250713,
 4321711817908214684734]

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Last modified April 19 19:02 EDT 2024. Contains 371798 sequences. (Running on oeis4.)