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A199935 as a simple table

n a(n)
2 0
3 0
4 2
5 5
6 9
7 14
8 22
9 36
10 60
11 99
12 161
13 260
14 420
15 680
16 1102
17 1785
18 2889
19 4674
20 7562
21 12236
22 19800
23 32039
24 51841
25 83880
26 135720
27 219600
28 355322
29 574925
30 930249
31 1505174
32 2435422
33 3940596
34 6376020
35 10316619
36 16692641
37 27009260
38 43701900
39 70711160
40 114413062
41 185124225

[0,0,2,5,9,14,22,36,60,99,161,260,420,680,1102,
 1785,2889,4674,7562,12236,19800,32039,51841,83880,
 135720,219600,355322,574925,930249,1505174,
 2435422,3940596,6376020,10316619,16692641,
 27009260,43701900,70711160,114413062,185124225]

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Last modified March 28 18:04 EDT 2024. Contains 371254 sequences. (Running on oeis4.)