A327617 - cp's OEIS frontend

A327617 a(n) is the least integer k such that digit_sum(A007494(n)*k) = digit_sum(A007494(n)+k).

n	a(n)
1	0
2	2
3	6
4	8
5	3
6	5
7	9
8	2
9	6
10	8
11	3
12	32
13	9
14	2
15	6
16	35
17	3
18	5
19	9
20	20
21	6
22	17
23	66
24	14
25	9
26	11
27	6
28	8
29	3
30	14
31	9
32	2
33	15
34	17
35	3
36	5
37	63
38	11
39	6
40	8
41	3
42	23
43	18
44	11
45	33
46	8
47	3
48	5
49	27
50	2
51	6
52	8
53	3
54	50
55	18
56	2
57	6
58	35
59	3
60	5
61	18
62	2
63	6
64	44
65	3
66	41
67	90
68	2
69	6
70	35
71	3
72	32
73	90
74	2
75	186
76	62
77	3
78	32
79	9
80	20
81	6

[0, 2, 6, 8, 3, 5, 9, 2, 6, 8, 3, 32, 9, 2, 6, 35, 3, 5, 9, 20, 6, 17, 66, 14, 9, 11, 6, 8, 3, 14, 9, 2, 15, 17, 3, 5, 63, 11, 6, 8, 3, 23, 18, 11, 33, 8, 3, 5, 27, 2, 6, 8, 3, 50, 18, 2, 6, 35, 3, 5, 18, 2, 6, 44, 3, 41, 90, 2, 6, 35, 3, 32, 90, 2, 186, 62, 3, 32, 9, 20, 6]

cp's OEIS Frontend

A327617 a(n) is the least integer k such that digit_sum(A007494(n)*k) = digit_sum(A007494(n)+k).

Table of values

List of values

n	a(n)
1	0
2	2
3	6
4	8
5	3
6	5
7	9
8	2
9	6
10	8
11	3
12	32
13	9
14	2
15	6
16	35
17	3
18	5
19	9
20	20
21	6
22	17
23	66
24	14
25	9
26	11
27	6
28	8
29	3
30	14
31	9
32	2
33	15
34	17
35	3
36	5
37	63
38	11
39	6
40	8
41	3
42	23
43	18
44	11
45	33
46	8
47	3
48	5
49	27
50	2
51	6
52	8
53	3
54	50
55	18
56	2
57	6
58	35
59	3
60	5
61	18
62	2
63	6
64	44
65	3
66	41
67	90
68	2
69	6
70	35
71	3
72	32
73	90
74	2
75	186
76	62
77	3
78	32
79	9
80	20
81	6

n	a(n)
1	0
2	2
3	6
4	8
5	3
6	5
7	9
8	2
9	6
10	8
11	3
12	32
13	9
14	2
15	6
16	35
17	3
18	5
19	9
20	20
21	6
22	17
23	66
24	14
25	9
26	11
27	6
28	8
29	3
30	14
31	9
32	2
33	15
34	17
35	3
36	5
37	63
38	11
39	6
40	8
41	3
42	23
43	18
44	11
45	33
46	8
47	3
48	5
49	27
50	2
51	6
52	8
53	3
54	50
55	18
56	2
57	6
58	35
59	3
60	5
61	18
62	2
63	6
64	44
65	3
66	41
67	90
68	2
69	6
70	35
71	3
72	32
73	90
74	2
75	186
76	62
77	3
78	32
79	9
80	20
81	6

n	a(n)
1	0
2	2
3	6
4	8
5	3
6	5
7	9
8	2
9	6
10	8
11	3
12	32
13	9
14	2
15	6
16	35
17	3
18	5
19	9
20	20
21	6
22	17
23	66
24	14
25	9
26	11
27	6
28	8
29	3
30	14
31	9
32	2
33	15
34	17
35	3
36	5
37	63
38	11
39	6
40	8
41	3
42	23
43	18
44	11
45	33
46	8
47	3
48	5
49	27
50	2
51	6
52	8
53	3
54	50
55	18
56	2
57	6
58	35
59	3
60	5
61	18
62	2
63	6
64	44
65	3
66	41
67	90
68	2
69	6
70	35
71	3
72	32
73	90
74	2
75	186
76	62
77	3
78	32
79	9
80	20
81	6