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A257448 as a simple table

n a(n)
1 1
2 9
3 37
4 111
5 283
6 657
7 1441
8 3051
9 6319
10 12909
11 26149
12 52695
13 105859
14 212265
15 425161
16 851043
17 1702903
18 3406725
19 6814477
20 13630095
21 27261451
22 54524289
23 109050097
24 218101851
25 436205503
26 872412957
27 1744828021
28 3489658311
29 6979319059
30 13958640729

[1,9,37,111,283,657,1441,3051,6319,12909,26149,
 52695,105859,212265,425161,851043,1702903,3406725,
 6814477,13630095,27261451,54524289,109050097,
 218101851,436205503,872412957,1744828021,
 3489658311,6979319059,13958640729]

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Last modified March 29 06:57 EDT 2024. Contains 371265 sequences. (Running on oeis4.)