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A250115 as a simple table

n a(n)
1 0
2 0
3 0
4 0
5 0
6 0
7 0
8 0
9 1
10 1
11 3
12 5
13 10
14 15
15 30
16 44
17 78
18 119
19 202
20 310
21 513
22 786
23 1277
24 1977
25 3168
26 4916
27 7831
28 12199
29 19332
30 30208
31 47756
32 74808
33 118124
34 185415
35 292673
36 460270
37 726598
38 1144499
39 1807638
40 2851356
41 4506370
42 7117298
43 11256870
44 17799183
45 28173716

[0,0,0,0,0,0,0,0,1,1,3,5,10,15,30,44,78,119,202,
 310,513,786,1277,1977,3168,4916,7831,12199,19332,
 30208,47756,74808,118124,185415,292673,460270,
 726598,1144499,1807638,2851356,4506370,7117298,
 11256870,17799183,28173716]

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Last modified September 18 20:23 EDT 2024. Contains 376002 sequences. (Running on oeis4.)