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A218228 as a simple table

n a(n)
1 7
2 61
3 497
4 3969
5 31739
6 253825
7 2029849
8 16232833
9 129815047
10 1038139593
11 8302071585
12 66392220265
13 530943014251
14 4245986702321
15 33955438893389
16 271543909879097
17 2171554761048415
18 17366068280933465
19 138877606472351657 

[7,61,497,3969,31739,253825,2029849,16232833,
 129815047,1038139593,8302071585,66392220265,
 530943014251,4245986702321,33955438893389,
 271543909879097,2171554761048415,
 17366068280933465,138877606472351657]

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Last modified May 12 18:22 EDT 2024. Contains 372494 sequences. (Running on oeis4.)