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A084625 as a simple table

n a(n)
0 1
1 3
2 8
3 21
4 55
5 143
6 366
7 919
8 2265
9 5491
10 13125
11 31000
12 72485
13 168042
14 386709
15 884161
16 2009742
17 4543830
18 10222264
19 22891099
20 51041560
21 113359224
22 250839510
23 553173006
24 1216070081
25 2665518207
26 5826533103
27 12703217438
28 27628250142

[1,3,8,21,55,143,366,919,2265,5491,13125,31000,
 72485,168042,386709,884161,2009742,4543830,
 10222264,22891099,51041560,113359224,250839510,
 553173006,1216070081,2665518207,5826533103,
 12703217438,27628250142]

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Last modified March 28 09:04 EDT 2024. Contains 371240 sequences. (Running on oeis4.)