A382324 - cp's OEIS frontend

A382324 a(n) = least integer h >= 1 such that n is a sum of the form Sum_{k>=0} floor(h/m^k) for some integer m >= 2.

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

[1, 2, 2, 3, 4, 5, 4, 5, 7, 6, 7, 10, 9, 10, 8, 9, 12, 10, 11, 17, 15, 12, 13, 19, 14, 15, 19, 20, 23, 21, 16, 17, 26, 18, 19, 26, 29, 20, 21, 27, 22, 23, 33, 30, 31, 24, 25, 33, 26, 27, 42, 40, 28, 29, 38, 30, 31, 40, 41, 47, 42, 43, 32, 33, 50, 34, 35, 47]

cp's OEIS Frontend

A382324 a(n) = least integer h >= 1 such that n is a sum of the form Sum_{k>=0} floor(h/m^k) for some integer m >= 2.

Table of values

List of values

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

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

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