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A304909 as a simple table

n a(n)
0 0
1 1
2 4
3 6
4 16
5 20
6 36
7 42
8 80
9 90
10 140
11 154
12 240
13 260
14 364
15 390
16 576
17 612
18 828
19 874
20 1200
21 1260
22 1628
23 1702
24 2256
25 2350
26 2964
27 3078
28 3920
29 4060
30 4980
31 5146
32 6464
33 6666
34 8092
35 8330
36 10224
37 10508
38 12540
39 12870
40 15600
41 15990
42 18900
43 19350
44 23056
45 23580
46 27508
47 28106
48 33216
49 33908

[0,1,4,6,16,20,36,42,80,90,140,154,240,260,364,
 390,576,612,828,874,1200,1260,1628,1702,2256,2350,
 2964,3078,3920,4060,4980,5146,6464,6666,8092,8330,
 10224,10508,12540,12870,15600,15990,18900,19350,
 23056,23580,27508,28106,33216,33908]

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Last modified May 8 19:26 EDT 2024. Contains 372341 sequences. (Running on oeis4.)