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A217092 as a simple table

n a(n)
1 3
2 7
3 15
4 35
5 57
6 99
7 429
8 445
9 731
10 5151
11 12619
12 30061
13 68517
14 111435
15 766963
16 5272667
17 5892979
18 10855425
19 11475773
20 34427205
21 200476101
22 879640035
23 879640081
24 5987618771
25 9464300559
26 13456046373
27 33028477513
28 85307471025

[3,7,15,35,57,99,429,445,731,5151,12619,30061,
 68517,111435,766963,5272667,5892979,10855425,
 11475773,34427205,200476101,879640035,879640081,
 5987618771,9464300559,13456046373,33028477513,
 85307471025]

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Last modified May 7 12:11 EDT 2024. Contains 372303 sequences. (Running on oeis4.)