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A308995 as a simple table

n a(n)
0 0
1 0
2 0
3 0
4 0
5 0
6 0
7 0
8 1
9 1
10 2
11 3
12 6
13 9
14 15
15 22
16 35
17 48
18 71
19 97
20 139
21 185
22 254
23 334
24 447
25 575
26 752
27 955
28 1227
29 1537
30 1939
31 2401
32 2991
33 3661
34 4500
35 5458
36 6639
37 7977
38 9607
39 11452
40 13673
41 16176
42 19154
43 22511
44 26470
45 30906
46 36096
47 41906
48 48652
49 56171
50 64847

[0,0,0,0,0,0,0,0,1,1,2,3,6,9,15,22,35,48,71,97,
 139,185,254,334,447,575,752,955,1227,1537,1939,
 2401,2991,3661,4500,5458,6639,7977,9607,11452,
 13673,16176,19154,22511,26470,30906,36096,41906,
 48652,56171,64847]

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Last modified April 23 10:29 EDT 2024. Contains 371905 sequences. (Running on oeis4.)