A072537 - cp's OEIS frontend

A072537 a(1) = 2, a(2) = 3 and a(n) = the smallest prime which is a linear combination of all previous terms with all coefficients >= 1.

n	a(n)
1	2
2	3
3	5
4	13
5	23
6	53
7	101
8	211
9	419
10	839
11	1669
12	3343
13	6689
14	13381
15	26759
16	53527
17	107053
18	214129
19	428221
20	856459
21	1712899
22	3425803
23	6851617
24	13703231
25	27406471
26	54812957
27	109625881
28	219251761
29	438503537
30	877007063
31	1754014121

[2, 3, 5, 13, 23, 53, 101, 211, 419, 839, 1669, 3343, 6689, 13381, 26759, 53527, 107053, 214129, 428221, 856459, 1712899, 3425803, 6851617, 13703231, 27406471, 54812957, 109625881, 219251761, 438503537, 877007063, 1754014121]

cp's OEIS Frontend

A072537 a(1) = 2, a(2) = 3 and a(n) = the smallest prime which is a linear combination of all previous terms with all coefficients >= 1.

Table of values

List of values