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A151128 as a simple table

n a(n)
0 1
1 3
2 11
3 45
4 195
5 875
6 4019
7 18769
8 88737
9 423485
10 2035845
11 9844041
12 47823225
13 233223195
14 1141000497
15 5597006081
16 27517037763
17 135543341549
18 668754328733
19 3304220895803
20 16345726019499
21 80947574798049
22 401245717273397
23 1990558979593701
24 9882254070061675
25 49092760257782911
26 244021679144664917

[1,3,11,45,195,875,4019,18769,88737,423485,
 2035845,9844041,47823225,233223195,1141000497,
 5597006081,27517037763,135543341549,668754328733,
 3304220895803,16345726019499,80947574798049,
 401245717273397,1990558979593701,9882254070061675,
 49092760257782911,244021679144664917]

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Last modified April 24 22:17 EDT 2024. Contains 371964 sequences. (Running on oeis4.)