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A056053 as a simple table

n a(n)
1 3
2 15
3 113
4 837
5 6183
6 45691
7 337607
8 2494595
9 18432707
10 136200301
11 1006391657
12 7436284415
13 54947122715
14 406007372211
15 3000011249847
16 22167251422541
17 163795064320249
18 1210290918990281
19 8942907496445513
20 66079645178783351 

[3,15,113,837,6183,45691,337607,2494595,18432707,
 136200301,1006391657,7436284415,54947122715,
 406007372211,3000011249847,22167251422541,
 163795064320249,1210290918990281,8942907496445513,
 66079645178783351]

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Last modified April 25 07:07 EDT 2024. Contains 371964 sequences. (Running on oeis4.)