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A069693
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
55
12
66
13
78
14
91
15
105
16
300
17
406
18
703
19
903
20
3003
21
4005
22
8001
[0,1,3,6,10,15,21,28,36,45,55,66,78,91,105,300, 406,703,903,3003,4005,8001]
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Last modified April 19 19:02 EDT 2024. Contains 371798 sequences. (Running on oeis4.)