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A027165 as a simple table

n a(n)
0 1
1 2
2 6
3 10
4 39
5 61
6 180
7 300
8 1157
9 1823
10 5502
11 9282
12 35911
13 57101
14 174312
15 296536
16 1147657
17 1837307
18 5643506
19 9657582
20 37349067
21 60103305
22 185313180
23 318533124
24 1230555661
25 1988344759
26 6145979174
27 10601082970
28 40907870479

[1,2,6,10,39,61,180,300,1157,1823,5502,9282,35911,
 57101,174312,296536,1147657,1837307,5643506,
 9657582,37349067,60103305,185313180,318533124,
 1230555661,1988344759,6145979174,10601082970,
 40907870479]

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Last modified March 29 00:26 EDT 2024. Contains 371264 sequences. (Running on oeis4.)