A066566 - cp's OEIS frontend

A066566 Numbers that when decremented by the sum of their digits produce a square.

n	a(n)
1	0
2	1
3	2
4	3
5	4
6	5
7	6
8	7
9	8
10	9
11	10
12	11
13	12
14	13
15	14
16	15
17	16
18	17
19	18
20	19
21	40
22	41
23	42
24	43
25	44
26	45
27	46
28	47
29	48
30	49
31	90
32	91
33	92
34	93
35	94
36	95
37	96
38	97
39	98
40	99
41	150
42	151
43	152
44	153
45	154
46	155
47	156
48	157
49	158
50	159
51	230
52	231
53	232
54	233
55	234
56	235
57	236
58	237
59	238
60	239
61	330
62	331
63	332
64	333

[0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239, 330, 331, 332, 333]

cp's OEIS Frontend

A066566 Numbers that when decremented by the sum of their digits produce a square.

Table of values

List of values

n	a(n)
1	0
2	1
3	2
4	3
5	4
6	5
7	6
8	7
9	8
10	9
11	10
12	11
13	12
14	13
15	14
16	15
17	16
18	17
19	18
20	19
21	40
22	41
23	42
24	43
25	44
26	45
27	46
28	47
29	48
30	49
31	90
32	91
33	92
34	93
35	94
36	95
37	96
38	97
39	98
40	99
41	150
42	151
43	152
44	153
45	154
46	155
47	156
48	157
49	158
50	159
51	230
52	231
53	232
54	233
55	234
56	235
57	236
58	237
59	238
60	239
61	330
62	331
63	332
64	333

n	a(n)
1	0
2	1
3	2
4	3
5	4
6	5
7	6
8	7
9	8
10	9
11	10
12	11
13	12
14	13
15	14
16	15
17	16
18	17
19	18
20	19
21	40
22	41
23	42
24	43
25	44
26	45
27	46
28	47
29	48
30	49
31	90
32	91
33	92
34	93
35	94
36	95
37	96
38	97
39	98
40	99
41	150
42	151
43	152
44	153
45	154
46	155
47	156
48	157
49	158
50	159
51	230
52	231
53	232
54	233
55	234
56	235
57	236
58	237
59	238
60	239
61	330
62	331
63	332
64	333

n	a(n)
1	0
2	1
3	2
4	3
5	4
6	5
7	6
8	7
9	8
10	9
11	10
12	11
13	12
14	13
15	14
16	15
17	16
18	17
19	18
20	19
21	40
22	41
23	42
24	43
25	44
26	45
27	46
28	47
29	48
30	49
31	90
32	91
33	92
34	93
35	94
36	95
37	96
38	97
39	98
40	99
41	150
42	151
43	152
44	153
45	154
46	155
47	156
48	157
49	158
50	159
51	230
52	231
53	232
54	233
55	234
56	235
57	236
58	237
59	238
60	239
61	330
62	331
63	332
64	333