A120632 - cp's OEIS frontend

A120632 Number of numbers >1 up to 2*prime(n) which are divisible by primes up to prime(n).

n	a(n)
1	2
2	4
3	8
4	11
5	18
6	22
7	29
8	33
9	40
10	51
11	54
12	64
13	72
14	76
15	84
16	94
17	104
18	109
19	120
20	127
21	132
22	142
23	150
24	161
25	174
26	181
27	186
28	194
29	199
30	207
31	230
32	238
33	248
34	252
35	270
36	275
37	285
38	297
39	305
40	317
41	327
42	331
43	349
44	353
45	361
46	365
47	386
48	407
49	415
50	419
51	426
52	438
53	442
54	460
55	471
56	482

[2, 4, 8, 11, 18, 22, 29, 33, 40, 51, 54, 64, 72, 76, 84, 94, 104, 109, 120, 127, 132, 142, 150, 161, 174, 181, 186, 194, 199, 207, 230, 238, 248, 252, 270, 275, 285, 297, 305, 317, 327, 331, 349, 353, 361, 365, 386, 407, 415, 419, 426, 438, 442, 460, 471, 482]

cp's OEIS Frontend

A120632 Number of numbers >1 up to 2*prime(n) which are divisible by primes up to prime(n).

Table of values

List of values

n	a(n)
1	2
2	4
3	8
4	11
5	18
6	22
7	29
8	33
9	40
10	51
11	54
12	64
13	72
14	76
15	84
16	94
17	104
18	109
19	120
20	127
21	132
22	142
23	150
24	161
25	174
26	181
27	186
28	194
29	199
30	207
31	230
32	238
33	248
34	252
35	270
36	275
37	285
38	297
39	305
40	317
41	327
42	331
43	349
44	353
45	361
46	365
47	386
48	407
49	415
50	419
51	426
52	438
53	442
54	460
55	471
56	482

n	a(n)
1	2
2	4
3	8
4	11
5	18
6	22
7	29
8	33
9	40
10	51
11	54
12	64
13	72
14	76
15	84
16	94
17	104
18	109
19	120
20	127
21	132
22	142
23	150
24	161
25	174
26	181
27	186
28	194
29	199
30	207
31	230
32	238
33	248
34	252
35	270
36	275
37	285
38	297
39	305
40	317
41	327
42	331
43	349
44	353
45	361
46	365
47	386
48	407
49	415
50	419
51	426
52	438
53	442
54	460
55	471
56	482

n	a(n)
1	2
2	4
3	8
4	11
5	18
6	22
7	29
8	33
9	40
10	51
11	54
12	64
13	72
14	76
15	84
16	94
17	104
18	109
19	120
20	127
21	132
22	142
23	150
24	161
25	174
26	181
27	186
28	194
29	199
30	207
31	230
32	238
33	248
34	252
35	270
36	275
37	285
38	297
39	305
40	317
41	327
42	331
43	349
44	353
45	361
46	365
47	386
48	407
49	415
50	419
51	426
52	438
53	442
54	460
55	471
56	482