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A278100 as a simple table

n a(n)
1 0
2 3
3 6
4 11
5 16
6 23
7 31
8 39
9 50
10 61
11 75
12 89
13 103
14 120
15 139
16 157
17 177
18 199
19 219
20 243
21 269
22 297
23 323
24 351
25 381
26 412
27 444
28 477
29 513
30 547
31 584
32 624
33 660
34 703
35 745
36 789
37 835
38 882
39 928
40 977
41 1025
42 1073
43 1124
44 1174
45 1230
46 1285
47 1342
48 1400
49 1460
50 1523
51 1582
52 1645
53 1708

[0,3,6,11,16,23,31,39,50,61,75,89,103,120,139,157,
 177,199,219,243,269,297,323,351,381,412,444,477,
 513,547,584,624,660,703,745,789,835,882,928,977,
 1025,1073,1124,1174,1230,1285,1342,1400,1460,1523,
 1582,1645,1708]

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Last modified April 23 18:16 EDT 2024. Contains 371916 sequences. (Running on oeis4.)