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A130625 as a simple table

n a(n)
0 1
1 4
2 7
3 11
4 20
5 41
6 85
7 172
8 343
9 683
10 1364
11 2729
12 5461
13 10924
14 21847
15 43691
16 87380
17 174761
18 349525
19 699052
20 1398103
21 2796203
22 5592404
23 11184809
24 22369621
25 44739244
26 89478487
27 178956971
28 357913940
29 715827881
30 1431655765
31 2863311532

[1,4,7,11,20,41,85,172,343,683,1364,2729,5461,
 10924,21847,43691,87380,174761,349525,699052,
 1398103,2796203,5592404,11184809,22369621,
 44739244,89478487,178956971,357913940,715827881,
 1431655765,2863311532]

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Last modified April 25 11:39 EDT 2024. Contains 371969 sequences. (Running on oeis4.)