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A200158 as a simple table

n a(n)
1 2
2 45
3 182
4 685
5 2036
6 5153
7 11370
8 23035
9 43284
10 76523
11 129052
12 208597
13 324900
14 491519
15 723994
16 1041095
17 1467042
18 2029069
19 2759166
20 3697749
21 4888510
22 6381185
23 8237500
24 10523625
25 13313648
26 16697587
27 20769202
28 25633157
29 31415424
30 38246327

[2,45,182,685,2036,5153,11370,23035,43284,76523,
 129052,208597,324900,491519,723994,1041095,
 1467042,2029069,2759166,3697749,4888510,6381185,
 8237500,10523625,13313648,16697587,20769202,
 25633157,31415424,38246327]

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Last modified July 24 01:41 EDT 2021. Contains 346269 sequences. (Running on oeis4.)