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A027110 as a simple table

n a(n)
1 2
2 11
3 80
4 591
5 4492
6 34859
7 274834
8 2194175
9 17697088
10 143951359
11 1179361946
12 9721994363
13 80573155210
14 670916858663
15 5609929650932
16 47082821529795
17 396479220532944
18 3348822504340655
19 28363386616346538
20 240832364304754043
21 2049614659600342062

[2,11,80,591,4492,34859,274834,2194175,17697088,
 143951359,1179361946,9721994363,80573155210,
 670916858663,5609929650932,47082821529795,
 396479220532944,3348822504340655,
 28363386616346538,240832364304754043,
 2049614659600342062]

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Last modified April 23 16:40 EDT 2024. Contains 371916 sequences. (Running on oeis4.)