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A057481 as a simple table

n a(n)
1 2
2 9
3 15
4 17
5 18
6 36
7 60
8 63
9 84
10 95
11 98
12 135
13 156
14 170
15 186
16 218
17 540
18 641
19 660
20 879
21 1388
22 1820
23 1866
24 1943
25 2055
26 2388
27 3423
28 3983
29 6090
30 6713
31 9900
32 14610
33 18330
34 18855
35 22346
36 26180
37 32855
38 36410
39 43911
40 44465
41 82652
42 88764
43 131250
44 154644
45 231420

[2,9,15,17,18,36,60,63,84,95,98,135,156,170,186,
 218,540,641,660,879,1388,1820,1866,1943,2055,2388,
 3423,3983,6090,6713,9900,14610,18330,18855,22346,
 26180,32855,36410,43911,44465,82652,88764,131250,
 154644,231420]

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Last modified March 28 09:04 EDT 2024. Contains 371240 sequences. (Running on oeis4.)