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A065607 as a simple table

n a(n)
1 20
2 40
3 60
4 80
5 100
6 120
7 140
8 156
9 160
10 180
11 200
12 220
13 240
14 255
15 260
16 280
17 300
18 312
19 320
20 340
21 360
22 380
23 400
24 420
25 440
26 460
27 468
28 480
29 500
30 510
31 520
32 540
33 560
34 580
35 600
36 600
37 609
38 620
39 624
40 640
41 660
42 680
43 700
44 720
45 740
46 760
47 765
48 780
49 780
50 800
51 820
52 840

[20,40,60,80,100,120,140,156,160,180,200,220,240,
 255,260,280,300,312,320,340,360,380,400,420,440,
 460,468,480,500,510,520,540,560,580,600,600,609,
 620,624,640,660,680,700,720,740,760,765,780,780,
 800,820,840]

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Last modified April 23 13:04 EDT 2024. Contains 371913 sequences. (Running on oeis4.)