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A105337 as a simple table

n a(n)
0 0
1 1
2 3
3 6
4 10
5 15
6 21
7 28
8 36
9 45
10 55
11 66
12 78
13 91
14 105
15 120
16 136
17 153
18 171
19 190
20 210
21 231
22 253
23 20
24 44
25 69
26 95
27 122
28 150
29 179
30 209
31 240
32 16
33 49
34 83
35 118
36 154
37 191
38 229
39 12
40 52
41 93
42 135
43 178
44 222
45 11
46 57
47 104
48 152
49 201
50 251
51 46
52 98
53 151
54 205
55 4
56 60
57 117
58 175
59 234
60 38
61 99

[0,1,3,6,10,15,21,28,36,45,55,66,78,91,105,120,
 136,153,171,190,210,231,253,20,44,69,95,122,150,
 179,209,240,16,49,83,118,154,191,229,12,52,93,135,
 178,222,11,57,104,152,201,251,46,98,151,205,4,60,
 117,175,234,38,99]

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Last modified February 16 21:46 EST 2020. Contains 331975 sequences. (Running on oeis4.)