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A239418 as a simple table

n a(n)
1 21
2 201
3 267
4 321
5 369
6 459
7 537
8 651
9 669
10 699
11 723
12 753
13 1071
14 1113
15 1197
16 1203
17 1209
18 1323
19 1401
20 1503
21 1587
22 1647
23 1773
24 1791
25 1797
26 1917
27 1941
28 2007
29 2139
30 2223
31 2427
32 2493
33 2613
34 2733
35 2769
36 2787
37 2847
38 3147
39 3249
40 3267
41 3297
42 3399
43 3423
44 3441
45 3771

[21,201,267,321,369,459,537,651,669,699,723,753,
 1071,1113,1197,1203,1209,1323,1401,1503,1587,1647,
 1773,1791,1797,1917,1941,2007,2139,2223,2427,2493,
 2613,2733,2769,2787,2847,3147,3249,3267,3297,3399,
 3423,3441,3771]

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Last modified April 24 00:30 EDT 2024. Contains 371917 sequences. (Running on oeis4.)