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A344993 as a simple table

n a(n)
0 0
1 4
2 20
3 68
4 168
5 368
6 676
7 1184
8 1912
9 2944
10 4292
11 6152
12 8456
13 11484
14 15164
15 19624
16 24944
17 31508
18 39076
19 48212
20 58656
21 70672
22 84284
23 100192
24 117888
25 138100
26 160580
27 185796
28 213568
29 245008
30 279116
31 317424
32 359280
33 405124
34 454868
35 509264
36 567640
37 631988
38 701228
39 776032
40 855968
41 943260
42 1035844

[0,4,20,68,168,368,676,1184,1912,2944,4292,6152,
 8456,11484,15164,19624,24944,31508,39076,48212,
 58656,70672,84284,100192,117888,138100,160580,
 185796,213568,245008,279116,317424,359280,405124,
 454868,509264,567640,631988,701228,776032,855968,
 943260,1035844]

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Last modified April 23 12:44 EDT 2024. Contains 371913 sequences. (Running on oeis4.)