A061108 - cp's OEIS frontend

A061108 Compute Euler totient function for the prime(n+1)-prime(n)-1 composite numbers between two consecutive primes; choose the largest.

n	a(n)
2	2
3	2
4	6
5	4
6	8
7	6
8	12
9	20
10	8
11	24
12	24
13	12
14	24
15	42
16	40
17	16
18	48
19	44
20	24
21	60
22	54
23	64
24	72
25	60
26	32
27	52
28	36
29	72
30	110
31	84
32	108
33	44
34	120
35	40
36	120
37	132
38	82
39	156
40	120
41	48
42	160
43	64
44	96
45	60
46	180
47	192
48	120
49	72
50	120
51	184
52	64
53	216
54	220
55	216
56	208
57	72
58	200
59	180
60	92
61	272
62	264
63	204
64	96

[2, 2, 6, 4, 8, 6, 12, 20, 8, 24, 24, 12, 24, 42, 40, 16, 48, 44, 24, 60, 54, 64, 72, 60, 32, 52, 36, 72, 110, 84, 108, 44, 120, 40, 120, 132, 82, 156, 120, 48, 160, 64, 96, 60, 180, 192, 120, 72, 120, 184, 64, 216, 220, 216, 208, 72, 200, 180, 92, 272, 264, 204, 96]

cp's OEIS Frontend

A061108 Compute Euler totient function for the prime(n+1)-prime(n)-1 composite numbers between two consecutive primes; choose the largest.

Table of values

List of values

n	a(n)
2	2
3	2
4	6
5	4
6	8
7	6
8	12
9	20
10	8
11	24
12	24
13	12
14	24
15	42
16	40
17	16
18	48
19	44
20	24
21	60
22	54
23	64
24	72
25	60
26	32
27	52
28	36
29	72
30	110
31	84
32	108
33	44
34	120
35	40
36	120
37	132
38	82
39	156
40	120
41	48
42	160
43	64
44	96
45	60
46	180
47	192
48	120
49	72
50	120
51	184
52	64
53	216
54	220
55	216
56	208
57	72
58	200
59	180
60	92
61	272
62	264
63	204
64	96

n	a(n)
2	2
3	2
4	6
5	4
6	8
7	6
8	12
9	20
10	8
11	24
12	24
13	12
14	24
15	42
16	40
17	16
18	48
19	44
20	24
21	60
22	54
23	64
24	72
25	60
26	32
27	52
28	36
29	72
30	110
31	84
32	108
33	44
34	120
35	40
36	120
37	132
38	82
39	156
40	120
41	48
42	160
43	64
44	96
45	60
46	180
47	192
48	120
49	72
50	120
51	184
52	64
53	216
54	220
55	216
56	208
57	72
58	200
59	180
60	92
61	272
62	264
63	204
64	96

n	a(n)
2	2
3	2
4	6
5	4
6	8
7	6
8	12
9	20
10	8
11	24
12	24
13	12
14	24
15	42
16	40
17	16
18	48
19	44
20	24
21	60
22	54
23	64
24	72
25	60
26	32
27	52
28	36
29	72
30	110
31	84
32	108
33	44
34	120
35	40
36	120
37	132
38	82
39	156
40	120
41	48
42	160
43	64
44	96
45	60
46	180
47	192
48	120
49	72
50	120
51	184
52	64
53	216
54	220
55	216
56	208
57	72
58	200
59	180
60	92
61	272
62	264
63	204
64	96