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A208418 as a simple table

n a(n)
1 26
2 676
3 4374
4 22509
5 100113
6 365094
7 1297475
8 4270706
9 13590286
10 42625930
11 130699519
12 399690465
13 1215848564
14 3691100941
15 11226074606
16 34145746428
17 104075385414
18 317743494589
19 971393987589
20 2974474452642
21 9117734590027

[26,676,4374,22509,100113,365094,1297475,4270706,
 13590286,42625930,130699519,399690465,1215848564,
 3691100941,11226074606,34145746428,104075385414,
 317743494589,971393987589,2974474452642,
 9117734590027]

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Last modified January 28 12:38 EST 2022. Contains 350656 sequences. (Running on oeis4.)