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A122239 as a simple table

n a(n)
1 52
2 240
3 964
4 3972
5 15556
6 64532
7 248288
8 988964
9 4164356
10 15899248
11 64719124
12 257019652
13 1070118936
14 4197239188
15 16299415152
16 65592597568
17 259741591312
18 1093901323332
19 4233842104068
20 16616683414632
21 70137217092164

[52,240,964,3972,15556,64532,248288,988964,
 4164356,15899248,64719124,257019652,1070118936,
 4197239188,16299415152,65592597568,259741591312,
 1093901323332,4233842104068,16616683414632,
 70137217092164]

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Last modified April 16 14:17 EDT 2024. Contains 371740 sequences. (Running on oeis4.)