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A050760 as a simple table

n a(n)
1 0
2 1
3 3
4 6
5 10
6 15
7 21
8 28
9 36
10 45
11 78
12 91
13 105
14 120
15 136
16 153
17 171
18 190
19 210
20 231
21 253
22 276
23 325
24 351
25 378
26 406
27 435
28 465
29 496
30 528
31 561
32 595
33 630
34 703
35 741
36 780
37 820
38 861
39 903
40 946
41 1035
42 1081
43 1275
44 1326
45 1378
46 1431
47 1485
48 1540
49 1596
50 1653
51 1830
52 1891

[0,1,3,6,10,15,21,28,36,45,78,91,105,120,136,153,
 171,190,210,231,253,276,325,351,378,406,435,465,
 496,528,561,595,630,703,741,780,820,861,903,946,
 1035,1081,1275,1326,1378,1431,1485,1540,1596,1653,
 1830,1891]

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Last modified April 23 16:40 EDT 2024. Contains 371916 sequences. (Running on oeis4.)