A043990 - OEIS

A043990 as a simple table

n	a(n)
1	51
2	59
3	132
4	140
5	213
6	221
7	294
8	302
9	375
10	383
11	456
12	467
13	539
14	545
15	618
16	626
17	699
18	707
19	780
20	788
21	861
22	869
23	942
24	950
25	1023
26	1031
27	1104
28	1112
29	1185
30	1196
31	1268
32	1274
33	1347
34	1355
35	1428
36	1436
37	1509
38	1517
39	1590
40	1598
41	1671
42	1679

[51,59,132,140,213,221,294,302,375,383,456,467, 539,545,618,626,699,707,780,788,861,869,942,950, 1023,1031,1104,1112,1185,1196,1268,1274,1347,1355, 1428,1436,1509,1517,1590,1598,1671,1679]