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A042895 as a simple table

n a(n)
0 1
1 3
2 7
3 38
4 45
5 218
6 263
7 1533
8 3329
9 11520
10 717569
11 2164227
12 5046023
13 27394342
14 32440365
15 157155802
16 189596167
17 1105136637
18 2399869441
19 8304744960
20 517294056961
21 1560186915843
22 3637667888647
23 19748526359078
24 23386194247725
25 113293303349978
26 136679497597703

[1,3,7,38,45,218,263,1533,3329,11520,717569,
 2164227,5046023,27394342,32440365,157155802,
 189596167,1105136637,2399869441,8304744960,
 517294056961,1560186915843,3637667888647,
 19748526359078,23386194247725,113293303349978,
 136679497597703]

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Last modified March 22 10:07 EDT 2019. Contains 321421 sequences. (Running on oeis4.)