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A123467 as a simple table

n a(n)
1 1
2 2
3 4
4 9
5 20
6 48
7 115
8 286
9 719
10 1842
11 4766
12 12486
13 32973
14 87811
15 235381
16 634847
17 1721159
18 4688676
19 12826228
20 35221832
21 97055181
22 268282855
23 743724984
24 2067174645
25 5759636510
26 16083734329
27 45007066269
28 126186554308
29 354426847597

[1,2,4,9,20,48,115,286,719,1842,4766,12486,32973,
 87811,235381,634847,1721159,4688676,12826228,
 35221832,97055181,268282855,743724984,2067174645,
 5759636510,16083734329,45007066269,126186554308,
 354426847597]

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Last modified October 18 21:22 EDT 2018. Contains 316326 sequences. (Running on oeis4.)