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A013636 as a simple table

n a(n)
0 0
1 2
2 6
3 15
4 20
5 35
6 42
7 77
8 88
9 99
10 110
11 143
12 156
13 221
14 238
15 255
16 272
17 323
18 342
19 437
20 460
21 483
22 506
23 667
24 696
25 725
26 754
27 783
28 812
29 899
30 930
31 1147
32 1184
33 1221
34 1258
35 1295
36 1332
37 1517
38 1558
39 1599
40 1640
41 1763

[0,2,6,15,20,35,42,77,88,99,110,143,156,221,238,
 255,272,323,342,437,460,483,506,667,696,725,754,
 783,812,899,930,1147,1184,1221,1258,1295,1332,
 1517,1558,1599,1640,1763]

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Last modified July 11 00:56 EDT 2020. Contains 335600 sequences. (Running on oeis4.)