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A300262 as a simple table

n a(n)
1 4
2 26
3 95
4 375
5 1526
6 6198
7 25034
8 101312
9 410252
10 1660983
11 6724306
12 27224178
13 110221701
14 446249130
15 1806706543
16 7314734637
17 29614856373
18 119900405862
19 485435683612
20 1965362943182
21 7957081971789
22 32215501878934
23 130429542917213

[4,26,95,375,1526,6198,25034,101312,410252,
 1660983,6724306,27224178,110221701,446249130,
 1806706543,7314734637,29614856373,119900405862,
 485435683612,1965362943182,7957081971789,
 32215501878934,130429542917213]

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Last modified June 3 03:48 EDT 2024. Contains 373054 sequences. (Running on oeis4.)