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A198471 as a simple table

n a(n)
1 20
2 30
3 42
4 66
5 70
6 78
7 88
8 102
9 104
10 114
11 138
12 150
13 174
14 186
15 210
16 220
17 222
18 246
19 258
20 260
21 272
22 282
23 294
24 304
25 308
26 318
27 330
28 340
29 354
30 364
31 366
32 368
33 380
34 390
35 402
36 426
37 438
38 450
39 460
40 462
41 464
42 474
43 476
44 498
45 510
46 532
47 534
48 546
49 550
50 570
51 572
52 580
53 582
54 606

[20,30,42,66,70,78,88,102,104,114,138,150,174,186,
 210,220,222,246,258,260,272,282,294,304,308,318,
 330,340,354,364,366,368,380,390,402,426,438,450,
 460,462,464,474,476,498,510,532,534,546,550,570,
 572,580,582,606]

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Last modified January 24 19:19 EST 2020. Contains 331211 sequences. (Running on oeis4.)