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A118257 as a simple table

n a(n)
1 2
2 6
3 8
4 10
5 18
6 26
7 30
8 74
9 142
10 203
11 398
12 651
13 792
14 1314
15 3487
16 5978
17 6240
18 7814
19 8054
20 8673
21 21436
22 23947 

[2,6,8,10,18,26,30,74,142,203,398,651,792,1314,
 3487,5978,6240,7814,8054,8673,21436,23947]

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Last modified April 24 22:17 EDT 2024. Contains 371964 sequences. (Running on oeis4.)