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A055761 as a simple table

n a(n)
0 1
1 0
2 0
3 10
4 146
5 0
6 0
7 31504
8 129228
9 0
10 0
11 3686862
12 9183256
13 0
14 0
15 95578992
16 188199198
17 0
18 0
19 1143266014
20 1959888120
21 0
22 0
23 8506488912
24 13292469432
25 0
26 0
27 45761283848
28 67074717248
29 0
30 0
31 195393400992
32 272568291732
33 0
34 0

[1,0,0,10,146,0,0,31504,129228,0,0,3686862,
 9183256,0,0,95578992,188199198,0,0,1143266014,
 1959888120,0,0,8506488912,13292469432,0,0,
 45761283848,67074717248,0,0,195393400992,
 272568291732,0,0]

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Last modified October 24 19:48 EDT 2014. Contains 248516 sequences.