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A291590 as a simple table

n a(n)
1 0
2 0
3 0
4 0
5 2
6 5
7 11
8 22
9 40
10 70
11 116
12 187
13 292
14 448
15 670
16 988
17 1432
18 2051
19 2896
20 4052
21 5603
22 7687
23 10446
24 14096
25 18870
26 25108
27 33176
28 43601
29 56960
30 74051
31 95762
32 123300
33 158011
34 201692
35 256368
36 324682
37 409642
38 515116
39 645509
40 806430
41 1004292
42 1247146
43 1544237

[0,0,0,0,2,5,11,22,40,70,116,187,292,448,670,988,
 1432,2051,2896,4052,5603,7687,10446,14096,18870,
 25108,33176,43601,56960,74051,95762,123300,158011,
 201692,256368,324682,409642,515116,645509,806430,
 1004292,1247146,1544237]

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Last modified May 8 03:50 EDT 2024. Contains 372317 sequences. (Running on oeis4.)