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A217873 as a simple table

n a(n)
0 0
1 4
2 16
3 44
4 96
5 180
6 304
7 476
8 704
9 996
10 1360
11 1804
12 2336
13 2964
14 3696
15 4540
16 5504
17 6596
18 7824
19 9196
20 10720
21 12404
22 14256
23 16284
24 18496
25 20900
26 23504
27 26316
28 29344
29 32596
30 36080
31 39804
32 43776
33 48004
34 52496
35 57260
36 62304
37 67636
38 73264
39 79196
40 85440
41 92004

[0,4,16,44,96,180,304,476,704,996,1360,1804,2336,
 2964,3696,4540,5504,6596,7824,9196,10720,12404,
 14256,16284,18496,20900,23504,26316,29344,32596,
 36080,39804,43776,48004,52496,57260,62304,67636,
 73264,79196,85440,92004]

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Last modified March 28 14:13 EDT 2024. Contains 371254 sequences. (Running on oeis4.)