A188631 - cp's OEIS frontend

A188631 Numbers k such that d(k-1) < d(k) < d(k+1) where d(k) is the number of divisors of k.

n	a(n)
1	62
2	63
3	74
4	164
5	188
6	194
7	195
8	207
9	255
10	275
11	278
12	279
13	284
14	314
15	356
16	362
17	363
18	398
19	399
20	404
21	422
22	423
23	428
24	455
25	458
26	459
27	483
28	494
29	524
30	539
31	584
32	614
33	615
34	662
35	674
36	692
37	734
38	747
39	758
40	759
41	764
42	824
43	854
44	867
45	890
46	927
47	935
48	944
49	956
50	998
51	999

[62, 63, 74, 164, 188, 194, 195, 207, 255, 275, 278, 279, 284, 314, 356, 362, 363, 398, 399, 404, 422, 423, 428, 455, 458, 459, 483, 494, 524, 539, 584, 614, 615, 662, 674, 692, 734, 747, 758, 759, 764, 824, 854, 867, 890, 927, 935, 944, 956, 998, 999]

cp's OEIS Frontend

A188631 Numbers k such that d(k-1) < d(k) < d(k+1) where d(k) is the number of divisors of k.

Table of values

List of values

n	a(n)
1	62
2	63
3	74
4	164
5	188
6	194
7	195
8	207
9	255
10	275
11	278
12	279
13	284
14	314
15	356
16	362
17	363
18	398
19	399
20	404
21	422
22	423
23	428
24	455
25	458
26	459
27	483
28	494
29	524
30	539
31	584
32	614
33	615
34	662
35	674
36	692
37	734
38	747
39	758
40	759
41	764
42	824
43	854
44	867
45	890
46	927
47	935
48	944
49	956
50	998
51	999

n	a(n)
1	62
2	63
3	74
4	164
5	188
6	194
7	195
8	207
9	255
10	275
11	278
12	279
13	284
14	314
15	356
16	362
17	363
18	398
19	399
20	404
21	422
22	423
23	428
24	455
25	458
26	459
27	483
28	494
29	524
30	539
31	584
32	614
33	615
34	662
35	674
36	692
37	734
38	747
39	758
40	759
41	764
42	824
43	854
44	867
45	890
46	927
47	935
48	944
49	956
50	998
51	999

n	a(n)
1	62
2	63
3	74
4	164
5	188
6	194
7	195
8	207
9	255
10	275
11	278
12	279
13	284
14	314
15	356
16	362
17	363
18	398
19	399
20	404
21	422
22	423
23	428
24	455
25	458
26	459
27	483
28	494
29	524
30	539
31	584
32	614
33	615
34	662
35	674
36	692
37	734
38	747
39	758
40	759
41	764
42	824
43	854
44	867
45	890
46	927
47	935
48	944
49	956
50	998
51	999