A182029 - cp's OEIS frontend

A182029 Least odd k > a(n-1) such that 3k2^n-1 is a prime number.

n	a(n)
1	1
2	5
3	7
4	9
5	15
6	25
7	31
8	33
9	35
10	45
11	47
12	49
13	59
14	65
15	91
16	115
17	127
18	135
19	137
20	149
21	165
22	175
23	183
24	185
25	217
26	225
27	245
28	273
29	279
30	287
31	303
32	349
33	359
34	429
35	433
36	445
37	457
38	525
39	577
40	593
41	599
42	629
43	641
44	673
45	675
46	679
47	727
48	749
49	775
50	795
51	835
52	855
53	973
54	1049
55	1087

[1, 5, 7, 9, 15, 25, 31, 33, 35, 45, 47, 49, 59, 65, 91, 115, 127, 135, 137, 149, 165, 175, 183, 185, 217, 225, 245, 273, 279, 287, 303, 349, 359, 429, 433, 445, 457, 525, 577, 593, 599, 629, 641, 673, 675, 679, 727, 749, 775, 795, 835, 855, 973, 1049, 1087]

cp's OEIS Frontend

A182029 Least odd k > a(n-1) such that 3k2^n-1 is a prime number.

Table of values

List of values

cp's OEIS Frontend

A182029 Least odd k > a(n-1) such that 3*k*2^n-1 is a prime number.

Table of values

List of values

A182029 Least odd k > a(n-1) such that 3k2^n-1 is a prime number.