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A033437 as a simple table

n a(n)
0 0
1 0
2 1
3 3
4 6
5 10
6 14
7 19
8 25
9 32
10 40
11 48
12 57
13 67
14 78
15 90
16 102
17 115
18 129
19 144
20 160
21 176
22 193
23 211
24 230
25 250
26 270
27 291
28 313
29 336
30 360
31 384
32 409
33 435
34 462
35 490
36 518
37 547
38 577
39 608
40 640
41 672
42 705
43 739
44 774
45 810
46 846
47 883
48 921
49 960
50 1000
51 1040
52 1081
53 1123
54 1166
55 1210
56 1254

[0,0,1,3,6,10,14,19,25,32,40,48,57,67,78,90,102,
 115,129,144,160,176,193,211,230,250,270,291,313,
 336,360,384,409,435,462,490,518,547,577,608,640,
 672,705,739,774,810,846,883,921,960,1000,1040,
 1081,1123,1166,1210,1254]

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Last modified April 19 23:40 EDT 2024. Contains 371798 sequences. (Running on oeis4.)