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A299965 as a simple table

n a(n)
0 0
1 20
2 118
3 348
4 764
5 1420
6 2370
7 3668
8 5368
9 7524
10 10190
11 13420
12 17268
13 21788
14 27034
15 33060
16 39920
17 47668
18 56358
19 66044
20 76780
21 88620
22 101618
23 115828
24 131304
25 148100
26 166270
27 185868
28 206948
29 229564
30 253770
31 279620
32 307168
33 336468
34 367574
35 400540
36 435420
37 472268

[0,20,118,348,764,1420,2370,3668,5368,7524,10190,
 13420,17268,21788,27034,33060,39920,47668,56358,
 66044,76780,88620,101618,115828,131304,148100,
 166270,185868,206948,229564,253770,279620,307168,
 336468,367574,400540,435420,472268]

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Last modified April 23 23:26 EDT 2024. Contains 371917 sequences. (Running on oeis4.)