A236652 - cp's OEIS frontend

A236652 Positive integers n such that n^2 divided by the digital root of n is a square.

n	a(n)
1	1
2	4
3	9
4	10
5	18
6	19
7	22
8	27
9	28
10	36
11	37
12	40
13	45
14	46
15	54
16	55
17	58
18	63
19	64
20	72
21	73
22	76
23	81
24	82
25	90
26	91
27	94
28	99
29	100
30	108
31	109
32	112
33	117
34	118
35	126
36	127
37	130
38	135
39	136
40	144
41	145
42	148
43	153
44	154
45	162
46	163
47	166
48	171
49	172
50	180
51	181
52	184
53	189
54	190
55	198
56	199
57	202
58	207

[1, 4, 9, 10, 18, 19, 22, 27, 28, 36, 37, 40, 45, 46, 54, 55, 58, 63, 64, 72, 73, 76, 81, 82, 90, 91, 94, 99, 100, 108, 109, 112, 117, 118, 126, 127, 130, 135, 136, 144, 145, 148, 153, 154, 162, 163, 166, 171, 172, 180, 181, 184, 189, 190, 198, 199, 202, 207]

cp's OEIS Frontend

A236652 Positive integers n such that n^2 divided by the digital root of n is a square.

Table of values

List of values

n	a(n)
1	1
2	4
3	9
4	10
5	18
6	19
7	22
8	27
9	28
10	36
11	37
12	40
13	45
14	46
15	54
16	55
17	58
18	63
19	64
20	72
21	73
22	76
23	81
24	82
25	90
26	91
27	94
28	99
29	100
30	108
31	109
32	112
33	117
34	118
35	126
36	127
37	130
38	135
39	136
40	144
41	145
42	148
43	153
44	154
45	162
46	163
47	166
48	171
49	172
50	180
51	181
52	184
53	189
54	190
55	198
56	199
57	202
58	207

n	a(n)
1	1
2	4
3	9
4	10
5	18
6	19
7	22
8	27
9	28
10	36
11	37
12	40
13	45
14	46
15	54
16	55
17	58
18	63
19	64
20	72
21	73
22	76
23	81
24	82
25	90
26	91
27	94
28	99
29	100
30	108
31	109
32	112
33	117
34	118
35	126
36	127
37	130
38	135
39	136
40	144
41	145
42	148
43	153
44	154
45	162
46	163
47	166
48	171
49	172
50	180
51	181
52	184
53	189
54	190
55	198
56	199
57	202
58	207

n	a(n)
1	1
2	4
3	9
4	10
5	18
6	19
7	22
8	27
9	28
10	36
11	37
12	40
13	45
14	46
15	54
16	55
17	58
18	63
19	64
20	72
21	73
22	76
23	81
24	82
25	90
26	91
27	94
28	99
29	100
30	108
31	109
32	112
33	117
34	118
35	126
36	127
37	130
38	135
39	136
40	144
41	145
42	148
43	153
44	154
45	162
46	163
47	166
48	171
49	172
50	180
51	181
52	184
53	189
54	190
55	198
56	199
57	202
58	207