A280255 - cp's OEIS frontend

A280255 Numbers k such that tau(k^(k+1)) is a prime.

n	a(n)
1	3
2	4
3	5
4	11
5	17
6	25
7	29
8	41
9	49
10	59
11	71
12	101
13	107
14	125
15	137
16	149
17	179
18	191
19	197
20	227
21	239
22	269
23	281
24	311
25	343
26	347
27	419
28	431
29	461
30	521
31	529
32	569
33	599
34	617
35	641
36	659
37	809
38	821
39	827
40	857
41	881
42	1019
43	1031
44	1049
45	1061
46	1091
47	1151
48	1229
49	1277
50	1289
51	1301
52	1319

[3, 4, 5, 11, 17, 25, 29, 41, 49, 59, 71, 101, 107, 125, 137, 149, 179, 191, 197, 227, 239, 269, 281, 311, 343, 347, 419, 431, 461, 521, 529, 569, 599, 617, 641, 659, 809, 821, 827, 857, 881, 1019, 1031, 1049, 1061, 1091, 1151, 1229, 1277, 1289, 1301, 1319]

cp's OEIS Frontend

A280255 Numbers k such that tau(k^(k+1)) is a prime.

Table of values

List of values