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A185192 as a simple table

n a(n)
1 0
2 2
3 4
4 6
5 11
6 18
7 31
8 54
9 97
10 172
11 309
12 564
13 1028
14 1900
15 3512
16 6542
17 12251
18 23000
19 43390
20 82025
21 155611
22 295947
23 564163
24 1077871
25 2063689
26 3957809
27 7603553
28 14630843
29 28192750
30 54400028
31 105097565
32 203280221
33 393615806
34 762939111
35 1480206279
36 2874398515

[0,2,4,6,11,18,31,54,97,172,309,564,1028,1900,
 3512,6542,12251,23000,43390,82025,155611,295947,
 564163,1077871,2063689,3957809,7603553,14630843,
 28192750,54400028,105097565,203280221,393615806,
 762939111,1480206279,2874398515]

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Last modified April 25 11:39 EDT 2024. Contains 371969 sequences. (Running on oeis4.)