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A171965 as a simple table

n a(n)
0 0
1 0
2 0
3 1
4 3
5 7
6 13
7 21
8 31
9 44
10 60
11 80
12 104
13 132
14 164
15 201
16 243
17 291
18 345
19 405
20 471
21 544
22 624
23 712
24 808
25 912
26 1024
27 1145
28 1275
29 1415
30 1565
31 1725
32 1895
33 2076
34 2268
35 2472
36 2688
37 2916
38 3156
39 3409
40 3675
41 3955
42 4249
43 4557
44 4879
45 5216
46 5568
47 5936
48 6320
49 6720
50 7136

[0,0,0,1,3,7,13,21,31,44,60,80,104,132,164,201,
 243,291,345,405,471,544,624,712,808,912,1024,1145,
 1275,1415,1565,1725,1895,2076,2268,2472,2688,2916,
 3156,3409,3675,3955,4249,4557,4879,5216,5568,5936,
 6320,6720,7136]

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Last modified April 23 03:30 EDT 2024. Contains 371906 sequences. (Running on oeis4.)