A135778 - cp's OEIS frontend

A135778 Numbers having number of divisors equal to number of digits in base 8.

n	a(n)
1	1
2	11
3	13
4	17
5	19
6	23
7	29
8	31
9	37
10	41
11	43
12	47
13	53
14	59
15	61
16	121
17	169
18	289
19	361
20	514
21	515
22	517
23	519
24	526
25	527
26	533
27	535
28	537
29	538
30	542
31	543
32	545
33	551
34	553
35	554
36	559
37	562
38	565
39	566
40	573
41	579
42	581
43	583
44	586
45	589
46	591
47	597
48	611
49	614
50	622
51	623
52	626
53	629
54	633
55	634

[1, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 121, 169, 289, 361, 514, 515, 517, 519, 526, 527, 533, 535, 537, 538, 542, 543, 545, 551, 553, 554, 559, 562, 565, 566, 573, 579, 581, 583, 586, 589, 591, 597, 611, 614, 622, 623, 626, 629, 633, 634]

cp's OEIS Frontend

A135778 Numbers having number of divisors equal to number of digits in base 8.

Table of values

List of values

n	a(n)
1	1
2	11
3	13
4	17
5	19
6	23
7	29
8	31
9	37
10	41
11	43
12	47
13	53
14	59
15	61
16	121
17	169
18	289
19	361
20	514
21	515
22	517
23	519
24	526
25	527
26	533
27	535
28	537
29	538
30	542
31	543
32	545
33	551
34	553
35	554
36	559
37	562
38	565
39	566
40	573
41	579
42	581
43	583
44	586
45	589
46	591
47	597
48	611
49	614
50	622
51	623
52	626
53	629
54	633
55	634

n	a(n)
1	1
2	11
3	13
4	17
5	19
6	23
7	29
8	31
9	37
10	41
11	43
12	47
13	53
14	59
15	61
16	121
17	169
18	289
19	361
20	514
21	515
22	517
23	519
24	526
25	527
26	533
27	535
28	537
29	538
30	542
31	543
32	545
33	551
34	553
35	554
36	559
37	562
38	565
39	566
40	573
41	579
42	581
43	583
44	586
45	589
46	591
47	597
48	611
49	614
50	622
51	623
52	626
53	629
54	633
55	634

n	a(n)
1	1
2	11
3	13
4	17
5	19
6	23
7	29
8	31
9	37
10	41
11	43
12	47
13	53
14	59
15	61
16	121
17	169
18	289
19	361
20	514
21	515
22	517
23	519
24	526
25	527
26	533
27	535
28	537
29	538
30	542
31	543
32	545
33	551
34	553
35	554
36	559
37	562
38	565
39	566
40	573
41	579
42	581
43	583
44	586
45	589
46	591
47	597
48	611
49	614
50	622
51	623
52	626
53	629
54	633
55	634