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A263288 as a simple table

n a(n)
1 0
2 42
3 0
4 504
5 156
6 0
7 6960
8 3904
9 482
10 0
11 113028
12 112628
13 24160
14 1512
15 0
16 1428036
17 3593982
18 1390988
19 148510
20 4610
21 0
22 21015946
23 93136678
24 86422940
25 17053263
26 913084
27 14140
28 0
29 282937866
30 2762187801
31 4398542684
32 2075294247
33 209176183

[0,42,0,504,156,0,6960,3904,482,0,113028,112628,
 24160,1512,0,1428036,3593982,1390988,148510,4610,
 0,21015946,93136678,86422940,17053263,913084,
 14140,0,282937866,2762187801,4398542684,
 2075294247,209176183]

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Last modified August 26 05:03 EDT 2024. Contains 375454 sequences. (Running on oeis4.)