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A121040 as a simple table

n a(n)
1 20
2 120
3 200
4 220
5 320
6 420
7 520
8 620
9 720
10 820
11 920
12 1020
13 1120
14 1200
15 1220
16 1320
17 1420
18 1520
19 1620
20 1720
21 1820
22 1920
23 2000
24 2020
25 2040
26 2060
27 2080
28 2120
29 2200
30 2220
31 2320
32 2420
33 2520
34 2620
35 2720
36 2820
37 2920
38 3020
39 3120
40 3200
41 3220
42 3320
43 3420
44 3520

[20,120,200,220,320,420,520,620,720,820,920,1020,
 1120,1200,1220,1320,1420,1520,1620,1720,1820,1920,
 2000,2020,2040,2060,2080,2120,2200,2220,2320,2420,
 2520,2620,2720,2820,2920,3020,3120,3200,3220,3320,
 3420,3520]

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Last modified April 23 07:57 EDT 2024. Contains 371905 sequences. (Running on oeis4.)