A336773 - cp's OEIS frontend

A336773 a(n) is the least prime of the form 2^j*3^k + 1, j > 0, k > 0, j + k = n. a(n) = 0 if no such prime exists.

n	a(n)
2	7
3	13
4	37
5	73
6	97
7	193
8	577
9	769
10	3457
11	10369
12	0
13	12289
14	629857
15	839809
16	147457
17	995329
18	1990657
19	786433
20	5308417
21	120932353
22	14155777
23	28311553
24	0
25	113246209
26	29386561537
27	3439853569
28	6879707137
29	1811939329
30	18345885697
31	3221225473
32	1253826625537
33	0
34	85691213438977

[7, 13, 37, 73, 97, 193, 577, 769, 3457, 10369, 0, 12289, 629857, 839809, 147457, 995329, 1990657, 786433, 5308417, 120932353, 14155777, 28311553, 0, 113246209, 29386561537, 3439853569, 6879707137, 1811939329, 18345885697, 3221225473, 1253826625537, 0, 85691213438977]

cp's OEIS Frontend

A336773 a(n) is the least prime of the form 2^j*3^k + 1, j > 0, k > 0, j + k = n. a(n) = 0 if no such prime exists.

Table of values

List of values