A279423 - cp's OEIS frontend

A279423 Numbers k such that k^2 has an odd number of digits and the middle digit is 3.

n	a(n)
1	111
2	124
3	128
4	139
5	146
6	156
7	177
8	188
9	213
10	231
11	269
12	287
13	312
14	1036
15	1041
16	1055
17	1060
18	1074
19	1088
20	1097
21	1106
22	1115
23	1124
24	1133
25	1146
26	1159
27	1172
28	1189
29	1193
30	1214
31	1218
32	1222
33	1226
34	1274
35	1278
36	1282
37	1286
38	1305
39	1309
40	1313
41	1328
42	1343
43	1354
44	1365
45	1376

[111, 124, 128, 139, 146, 156, 177, 188, 213, 231, 269, 287, 312, 1036, 1041, 1055, 1060, 1074, 1088, 1097, 1106, 1115, 1124, 1133, 1146, 1159, 1172, 1189, 1193, 1214, 1218, 1222, 1226, 1274, 1278, 1282, 1286, 1305, 1309, 1313, 1328, 1343, 1354, 1365, 1376]

cp's OEIS Frontend

A279423 Numbers k such that k^2 has an odd number of digits and the middle digit is 3.

Table of values

List of values