A039700 - OEIS

A039700 as a simple table

n	a(n)
1	1
2	3
3	18
4	36
5	45
6	63
7	72
8	99
9	117
10	144
11	153
12	171
13	207
14	225
15	261
16	270
17	279
18	288
19	333
20	369
21	378
22	387
23	423
24	441
25	477
26	531
27	540
28	549
29	576
30	594
31	603
32	639
33	657
34	702
35	711
36	747
37	756
38	801
39	873
40	909
41	918
42	927
43	945
44	963
45	981
46	1017
47	1026
48	1080
49	1089
50	1125
51	1143
52	1152

[1,3,18,36,45,63,72,99,117,144,153,171,207,225, 261,270,279,288,333,369,378,387,423,441,477,531, 540,549,576,594,603,639,657,702,711,747,756,801, 873,909,918,927,945,963,981,1017,1026,1080,1089, 1125,1143,1152]