A256708 - cp's OEIS frontend

A256708 Numbers n such that the decimal expansions of both n and n^2 have 0 as smallest digit and 8 as largest digit.

n	a(n)
1	280
2	508
3	780
4	805
5	1028
6	1078
7	1280
8	1308
9	1680
10	1780
11	1805
12	1840
13	2078
14	2608
15	2680
16	2780
17	2800
18	2801
19	2802
20	2805
21	2840
22	2850
23	3280
24	3580
25	3780
26	3805
27	3808
28	3850
29	4048
30	4078
31	4280
32	4780
33	4804
34	4805
35	4880
36	5008
37	5018
38	5028
39	5048
40	5078
41	5080
42	5084
43	5180
44	5280

[280, 508, 780, 805, 1028, 1078, 1280, 1308, 1680, 1780, 1805, 1840, 2078, 2608, 2680, 2780, 2800, 2801, 2802, 2805, 2840, 2850, 3280, 3580, 3780, 3805, 3808, 3850, 4048, 4078, 4280, 4780, 4804, 4805, 4880, 5008, 5018, 5028, 5048, 5078, 5080, 5084, 5180, 5280]

cp's OEIS Frontend

A256708 Numbers n such that the decimal expansions of both n and n^2 have 0 as smallest digit and 8 as largest digit.

Table of values

List of values