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A068377 as a simple table

n a(n)
1 1
2 6
3 20
4 42
5 72
6 110
7 156
8 210
9 272
10 342
11 420
12 506
13 600
14 702
15 812
16 930
17 1056
18 1190
19 1332
20 1482
21 1640
22 1806
23 1980
24 2162
25 2352
26 2550
27 2756
28 2970
29 3192
30 3422
31 3660
32 3906
33 4160
34 4422
35 4692
36 4970
37 5256
38 5550
39 5852
40 6162
41 6480
42 6806
43 7140
44 7482
45 7832
46 8190

[1,6,20,42,72,110,156,210,272,342,420,506,600,702,
 812,930,1056,1190,1332,1482,1640,1806,1980,2162,
 2352,2550,2756,2970,3192,3422,3660,3906,4160,4422,
 4692,4970,5256,5550,5852,6162,6480,6806,7140,7482,
 7832,8190]

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Last modified August 18 04:50 EDT 2019. Contains 326072 sequences. (Running on oeis4.)