A248918 - cp's OEIS frontend

A248918 a(n) = index of (n+1)-th prime power in A247665.

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	7
7	6
8	8
9	9
10	31
11	10
12	11
13	12
14	27
15	28
16	14
17	16
18	63
19	17
20	18
21	19
22	20
23	32
24	21
25	22
26	23
27	127
28	24
29	25
30	26
31	29
32	115
33	30
34	33
35	34
36	35
37	36
38	37
39	38
40	39
41	40
42	111
43	41
44	255
45	42
46	43
47	44
48	45
49	46
50	47
51	48
52	49
53	50
54	51
55	52
56	53
57	54
58	56
59	58
60	59
61	60
62	61
63	62
64	64
65	66
66	67

[1, 2, 3, 4, 5, 7, 6, 8, 9, 31, 10, 11, 12, 27, 28, 14, 16, 63, 17, 18, 19, 20, 32, 21, 22, 23, 127, 24, 25, 26, 29, 115, 30, 33, 34, 35, 36, 37, 38, 39, 40, 111, 41, 255, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 56, 58, 59, 60, 61, 62, 64, 66, 67]

cp's OEIS Frontend

A248918 a(n) = index of (n+1)-th prime power in A247665.

Table of values

List of values

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	7
7	6
8	8
9	9
10	31
11	10
12	11
13	12
14	27
15	28
16	14
17	16
18	63
19	17
20	18
21	19
22	20
23	32
24	21
25	22
26	23
27	127
28	24
29	25
30	26
31	29
32	115
33	30
34	33
35	34
36	35
37	36
38	37
39	38
40	39
41	40
42	111
43	41
44	255
45	42
46	43
47	44
48	45
49	46
50	47
51	48
52	49
53	50
54	51
55	52
56	53
57	54
58	56
59	58
60	59
61	60
62	61
63	62
64	64
65	66
66	67

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	7
7	6
8	8
9	9
10	31
11	10
12	11
13	12
14	27
15	28
16	14
17	16
18	63
19	17
20	18
21	19
22	20
23	32
24	21
25	22
26	23
27	127
28	24
29	25
30	26
31	29
32	115
33	30
34	33
35	34
36	35
37	36
38	37
39	38
40	39
41	40
42	111
43	41
44	255
45	42
46	43
47	44
48	45
49	46
50	47
51	48
52	49
53	50
54	51
55	52
56	53
57	54
58	56
59	58
60	59
61	60
62	61
63	62
64	64
65	66
66	67

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	7
7	6
8	8
9	9
10	31
11	10
12	11
13	12
14	27
15	28
16	14
17	16
18	63
19	17
20	18
21	19
22	20
23	32
24	21
25	22
26	23
27	127
28	24
29	25
30	26
31	29
32	115
33	30
34	33
35	34
36	35
37	36
38	37
39	38
40	39
41	40
42	111
43	41
44	255
45	42
46	43
47	44
48	45
49	46
50	47
51	48
52	49
53	50
54	51
55	52
56	53
57	54
58	56
59	58
60	59
61	60
62	61
63	62
64	64
65	66
66	67