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A200197 as a simple table

n a(n)
1 12
2 22
3 50
4 90
5 192
6 360
7 752
8 1472
9 3060
10 6104
11 12596
12 25368
13 52230
14 106038
15 218204
16 445350
17 916598
18 1877598
19 3866920
20 7942794
21 16372182
22 33699352
23 69526894
24 143344944
25 296012610
26 611113112
27 1263073756
28 2610512928
29 5399923198

[12,22,50,90,192,360,752,1472,3060,6104,12596,
 25368,52230,106038,218204,445350,916598,1877598,
 3866920,7942794,16372182,33699352,69526894,
 143344944,296012610,611113112,1263073756,
 2610512928,5399923198]

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Last modified July 22 11:23 EDT 2024. Contains 374490 sequences. (Running on oeis4.)