A326387 - cp's OEIS frontend

A326387 Non-oblong composites m such that beta(m) = tau(m)/2 where beta(m) is the number of Brazilian representations of m and tau(m) is the number of divisors of m.

n	a(n)
1	15
2	21
3	26
4	40
5	57
6	62
7	80
8	85
9	86
10	91
11	93
12	111
13	114
14	124
15	129
16	133
17	146
18	170
19	171
20	172
21	183
22	215
23	219
24	222
25	228
26	242
27	259
28	266
29	285
30	292
31	312
32	314
33	333
34	341
35	343
36	365
37	366
38	381
39	399
40	422
41	438
42	444
43	455
44	468
45	471
46	482
47	507
48	518
49	532
50	549
51	553

[15, 21, 26, 40, 57, 62, 80, 85, 86, 91, 93, 111, 114, 124, 129, 133, 146, 170, 171, 172, 183, 215, 219, 222, 228, 242, 259, 266, 285, 292, 312, 314, 333, 341, 343, 365, 366, 381, 399, 422, 438, 444, 455, 468, 471, 482, 507, 518, 532, 549, 553]

cp's OEIS Frontend

A326387 Non-oblong composites m such that beta(m) = tau(m)/2 where beta(m) is the number of Brazilian representations of m and tau(m) is the number of divisors of m.

Table of values

List of values

n	a(n)
1	15
2	21
3	26
4	40
5	57
6	62
7	80
8	85
9	86
10	91
11	93
12	111
13	114
14	124
15	129
16	133
17	146
18	170
19	171
20	172
21	183
22	215
23	219
24	222
25	228
26	242
27	259
28	266
29	285
30	292
31	312
32	314
33	333
34	341
35	343
36	365
37	366
38	381
39	399
40	422
41	438
42	444
43	455
44	468
45	471
46	482
47	507
48	518
49	532
50	549
51	553

n	a(n)
1	15
2	21
3	26
4	40
5	57
6	62
7	80
8	85
9	86
10	91
11	93
12	111
13	114
14	124
15	129
16	133
17	146
18	170
19	171
20	172
21	183
22	215
23	219
24	222
25	228
26	242
27	259
28	266
29	285
30	292
31	312
32	314
33	333
34	341
35	343
36	365
37	366
38	381
39	399
40	422
41	438
42	444
43	455
44	468
45	471
46	482
47	507
48	518
49	532
50	549
51	553

n	a(n)
1	15
2	21
3	26
4	40
5	57
6	62
7	80
8	85
9	86
10	91
11	93
12	111
13	114
14	124
15	129
16	133
17	146
18	170
19	171
20	172
21	183
22	215
23	219
24	222
25	228
26	242
27	259
28	266
29	285
30	292
31	312
32	314
33	333
34	341
35	343
36	365
37	366
38	381
39	399
40	422
41	438
42	444
43	455
44	468
45	471
46	482
47	507
48	518
49	532
50	549
51	553