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A045675 as a simple table

n a(n)
0 0
1 0
2 0
3 0
4 0
5 8
6 32
7 168
8 616
9 2380
10 8472
11 30760
12 109644
13 394816
14 1420784
15 5149948
16 18736744
17 68553728
18 251902032
19 929814984
20 3445433608
21 12814382620
22 47817551136
23 178982546512
24 671813695340
25 2528191984504
26 9536849826816

[0,0,0,0,0,8,32,168,616,2380,8472,30760,109644,
 394816,1420784,5149948,18736744,68553728,
 251902032,929814984,3445433608,12814382620,
 47817551136,178982546512,671813695340,
 2528191984504,9536849826816]

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Last modified September 11 17:23 EDT 2024. Contains 375839 sequences. (Running on oeis4.)