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A072261 as a simple table

n a(n)
1 7
2 29
3 117
4 469
5 1877
6 7509
7 30037
8 120149
9 480597
10 1922389
11 7689557
12 30758229
13 123032917
14 492131669
15 1968526677
16 7874106709
17 31496426837
18 125985707349
19 503942829397
20 2015771317589
21 8063085270357
22 32252341081429
23 129009364325717
24 516037457302869

[7,29,117,469,1877,7509,30037,120149,480597,
 1922389,7689557,30758229,123032917,492131669,
 1968526677,7874106709,31496426837,125985707349,
 503942829397,2015771317589,8063085270357,
 32252341081429,129009364325717,516037457302869]

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Last modified April 23 02:53 EDT 2024. Contains 371906 sequences. (Running on oeis4.)