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A238919 as a simple table

n a(n)
0 0
1 0
2 0
3 0
4 0
5 0
6 0
7 0
8 0
9 232
10 1452
11 6494
12 25286
13 90304
14 307450
15 1014007
16 3287295
17 10616111
18 34460913
19 112044376
20 364112828
21 1180542604
22 3814897196
23 12278519104
24 39353932208
25 125637022720
26 399749617604
27 1268585240868
28 4017417046988
29 12700795616136

[0,0,0,0,0,0,0,0,0,232,1452,6494,25286,90304,
 307450,1014007,3287295,10616111,34460913,
 112044376,364112828,1180542604,3814897196,
 12278519104,39353932208,125637022720,399749617604,
 1268585240868,4017417046988,12700795616136]

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Last modified April 24 06:03 EDT 2024. Contains 371918 sequences. (Running on oeis4.)