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A195657 as a simple table

n a(n)
1 512
2 17536
3 218052
4 1599820
5 8500668
6 36383284
7 133538996
8 437500380
9 1314748124
10 3694894500
11 9849731140
12 25173962492
13 62193359676
14 149475988116
15 351246183572
16 810197361564
17 1840289301660
18 4126688132548
19 9154339355684
20 20122502355004
21 43888598831484 

[512,17536,218052,1599820,8500668,36383284,
 133538996,437500380,1314748124,3694894500,
 9849731140,25173962492,62193359676,149475988116,
 351246183572,810197361564,1840289301660,
 4126688132548,9154339355684,20122502355004,
 43888598831484]

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Last modified May 8 16:29 EDT 2024. Contains 372340 sequences. (Running on oeis4.)