A085873 - cp's OEIS frontend

A085873 a(1) = 2; a(n)= smallest prime of the form k*a(n-1) + 1 where k itself is a multiple of n.

n	a(n)
1	2
2	5
3	31
4	373
5	22381
6	134287
7	3760037
8	481284737
9	25989375799
10	6237450191761
11	411671712656227
12	64220787174371413
13	73468580527480896473
14	1028560127384732550623
15	185140822929251859112141

[2, 5, 31, 373, 22381, 134287, 3760037, 481284737, 25989375799, 6237450191761, 411671712656227, 64220787174371413, 73468580527480896473, 1028560127384732550623, 185140822929251859112141]

cp's OEIS Frontend

A085873 a(1) = 2; a(n)= smallest prime of the form k*a(n-1) + 1 where k itself is a multiple of n.

Table of values

List of values