A274286 - OEIS

A274286 as a simple table

n	a(n)
1	4
2	7
3	11
4	18
5	28
6	29
7	44
8	47
9	72
10	76
11	77
12	116
13	123
14	126
15	188
16	198
17	199
18	203
19	304
20	308
21	319
22	322
23	329
24	492
25	504
26	517
27	521
28	522
29	532
30	792
31	796
32	812
33	836
34	843
35	846
36	861
37	1276
38	1288
39	1316
40	1353
41	1363
42	1364
43	1368
44	1386
45	1393
46	2068
47	2084
48	2088
49	2128
50	2189
51	2204

[4,7,11,18,28,29,44,47,72,76,77,116,123,126,188, 198,199,203,304,308,319,322,329,492,504,517,521, 522,532,792,796,812,836,843,846,861,1276,1288, 1316,1353,1363,1364,1368,1386,1393,2068,2084,2088, 2128,2189,2204]