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A001114 as a simple table

n a(n)
1 2
2 7
3 18
4 28
5 182
6 845
7 904
8 5235
9 36028
10 74713
11 526624
12 977572
13 4709369
14 9959574
15 96696762
16 7724076630
17 35354759457
18 138217852516
19 642742746639
20 1932003059921
21 8174135966290
22 43572900334295
23 260595630738132

[2,7,18,28,182,845,904,5235,36028,74713,526624,
 977572,4709369,9959574,96696762,7724076630,
 35354759457,138217852516,642742746639,
 1932003059921,8174135966290,43572900334295,
 260595630738132]

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Last modified August 12 08:51 EDT 2020. Contains 336438 sequences. (Running on oeis4.)