A000695 - OEIS

A000695 as a simple table

n	a(n)
0	0
1	1
2	4
3	5
4	16
5	17
6	20
7	21
8	64
9	65
10	68
11	69
12	80
13	81
14	84
15	85
16	256
17	257
18	260
19	261
20	272
21	273
22	276
23	277
24	320
25	321
26	324
27	325
28	336
29	337
30	340
31	341
32	1024
33	1025
34	1028
35	1029
36	1040
37	1041
38	1044
39	1045
40	1088
41	1089
42	1092
43	1093
44	1104
45	1105
46	1108
47	1109
48	1280
49	1281
50	1284
51	1285

[0,1,4,5,16,17,20,21,64,65,68,69,80,81,84,85,256, 257,260,261,272,273,276,277,320,321,324,325,336, 337,340,341,1024,1025,1028,1029,1040,1041,1044, 1045,1088,1089,1092,1093,1104,1105,1108,1109,1280, 1281,1284,1285]