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A253896 as a simple table

n a(n)
1 0
2 0
3 0
4 1
5 3
6 7
7 13
8 22
9 34
10 48
11 62
12 81
13 99
14 121
15 143
16 170
17 196
18 226
19 256
20 291
21 325
22 363
23 401
24 444
25 486
26 532
27 578
28 629
29 679
30 733
31 787
32 846
33 904
34 966
35 1028
36 1095
37 1161
38 1231
39 1301
40 1376
41 1450
42 1528
43 1606
44 1689
45 1771
46 1857
47 1943
48 2034
49 2124
50 2218
51 2312
52 2411
53 2509
54 2611

[0,0,0,1,3,7,13,22,34,48,62,81,99,121,143,170,196,
 226,256,291,325,363,401,444,486,532,578,629,679,
 733,787,846,904,966,1028,1095,1161,1231,1301,1376,
 1450,1528,1606,1689,1771,1857,1943,2034,2124,2218,
 2312,2411,2509,2611]

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Last modified August 23 13:40 EDT 2024. Contains 375396 sequences. (Running on oeis4.)