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A040016 as a simple table

n a(n)
1 2
2 7
3 19
4 53
5 139
6 401
7 1093
8 2971
9 8101
10 22013
11 59863
12 162751
13 442399
14 1202603
15 3269011
16 8886109
17 24154939
18 65659969
19 178482289
20 485165141
21 1318815713
22 3584912833
23 9744803443
24 26489122081
25 72004899319
26 195729609407
27 532048240573
28 1446257064289
29 3931334297131

[2,7,19,53,139,401,1093,2971,8101,22013,59863,
 162751,442399,1202603,3269011,8886109,24154939,
 65659969,178482289,485165141,1318815713,
 3584912833,9744803443,26489122081,72004899319,
 195729609407,532048240573,1446257064289,
 3931334297131]

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Last modified May 25 04:52 EDT 2024. Contains 372782 sequences. (Running on oeis4.)