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A038739 as a simple table

n a(n)
2 1
3 7
4 30
5 103
6 314
7 895
8 2455
9 6590
10 17480
11 46070
12 121016
13 317342
14 831465
15 2177613
16 5702054
17 14929365
18 39087010
19 102332805
20 267912735
21 701406940
22 1836309856
23 4807524652
24 12586266400
25 32951277148
26 86267567969
27 225851430035

[1,7,30,103,314,895,2455,6590,17480,46070,121016,
 317342,831465,2177613,5702054,14929365,39087010,
 102332805,267912735,701406940,1836309856,
 4807524652,12586266400,32951277148,86267567969,
 225851430035]

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Last modified May 25 01:50 EDT 2024. Contains 372782 sequences. (Running on oeis4.)