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A055506 as a simple table

n a(n)
1 2
2 3
3 4
4 10
5 17
6 49
7 93
8 359
9 1138
10 3802
11 12124
12 52844
13 182752
14 696647
15 2852886
16 16423633
17 75301815
18 367900714
19 1531612895
20 8389371542
21 40423852287
22 213232272280
23 1295095864798
24 7991762413764
25 42259876674716
26 252869570952706
27 1378634826630301
28 8749244047999717

[2,3,4,10,17,49,93,359,1138,3802,12124,52844,
 182752,696647,2852886,16423633,75301815,367900714,
 1531612895,8389371542,40423852287,213232272280,
 1295095864798,7991762413764,42259876674716,
 252869570952706,1378634826630301,8749244047999717]

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Last modified April 23 11:35 EDT 2024. Contains 371912 sequences. (Running on oeis4.)