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A115293 as a simple table

n a(n)
0 1
1 8
2 31
3 80
4 160
5 272
6 416
7 592
8 800
9 1040
10 1312
11 1616
12 1952
13 2320
14 2720
15 3152
16 3616
17 4112
18 4640
19 5200
20 5792
21 6416
22 7072
23 7760
24 8480
25 9232
26 10016
27 10832
28 11680
29 12560
30 13472
31 14416
32 15392
33 16400
34 17440
35 18512
36 19616
37 20752
38 21920
39 23120
40 24352

[1,8,31,80,160,272,416,592,800,1040,1312,1616,
 1952,2320,2720,3152,3616,4112,4640,5200,5792,6416,
 7072,7760,8480,9232,10016,10832,11680,12560,13472,
 14416,15392,16400,17440,18512,19616,20752,21920,
 23120,24352]

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Last modified June 1 02:09 EDT 2020. Contains 334758 sequences. (Running on oeis4.)