A180477 - cp's OEIS frontend

A180477 Numbers n such that r*n/k is an integer. n=(x_1 x_2 ... x_r) where x_i are digits of n, k = x_1 + x_2 + ... + x_r.

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	6
7	7
8	8
9	9
10	10
11	11
12	12
13	15
14	18
15	20
16	21
17	22
18	24
19	27
20	30
21	33
22	36
23	40
24	42
25	44
26	45
27	48
28	50
29	51
30	54
31	55
32	60
33	63
34	66
35	70
36	72
37	77
38	80
39	81
40	84
41	88
42	90
43	99
44	100
45	102
46	108
47	110
48	111
49	112
50	114
51	117
52	120
53	126
54	132

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 15, 18, 20, 21, 22, 24, 27, 30, 33, 36, 40, 42, 44, 45, 48, 50, 51, 54, 55, 60, 63, 66, 70, 72, 77, 80, 81, 84, 88, 90, 99, 100, 102, 108, 110, 111, 112, 114, 117, 120, 126, 132]

cp's OEIS Frontend

A180477 Numbers n such that r*n/k is an integer. n=(x_1 x_2 ... x_r) where x_i are digits of n, k = x_1 + x_2 + ... + x_r.

Table of values

List of values

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	6
7	7
8	8
9	9
10	10
11	11
12	12
13	15
14	18
15	20
16	21
17	22
18	24
19	27
20	30
21	33
22	36
23	40
24	42
25	44
26	45
27	48
28	50
29	51
30	54
31	55
32	60
33	63
34	66
35	70
36	72
37	77
38	80
39	81
40	84
41	88
42	90
43	99
44	100
45	102
46	108
47	110
48	111
49	112
50	114
51	117
52	120
53	126
54	132

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	6
7	7
8	8
9	9
10	10
11	11
12	12
13	15
14	18
15	20
16	21
17	22
18	24
19	27
20	30
21	33
22	36
23	40
24	42
25	44
26	45
27	48
28	50
29	51
30	54
31	55
32	60
33	63
34	66
35	70
36	72
37	77
38	80
39	81
40	84
41	88
42	90
43	99
44	100
45	102
46	108
47	110
48	111
49	112
50	114
51	117
52	120
53	126
54	132

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	6
7	7
8	8
9	9
10	10
11	11
12	12
13	15
14	18
15	20
16	21
17	22
18	24
19	27
20	30
21	33
22	36
23	40
24	42
25	44
26	45
27	48
28	50
29	51
30	54
31	55
32	60
33	63
34	66
35	70
36	72
37	77
38	80
39	81
40	84
41	88
42	90
43	99
44	100
45	102
46	108
47	110
48	111
49	112
50	114
51	117
52	120
53	126
54	132