A127177 - cp's OEIS frontend

A127177 Primes whose "Look And Say" descriptions from right to left (in the sense of method A, i.e., frequency followed by digit-indication) are also primes.

n	a(n)
1	3
2	7
3	71
4	103
5	113
6	163
7	173
8	311
9	313
10	331
11	337
12	349
13	373
14	757
15	773
16	797
17	919
18	953
19	977
20	991
21	1109
22	1123
23	1151
24	1171
25	1181
26	1213
27	1237
28	1277
29	1279
30	1297
31	1327
32	1423
33	1447
34	1543
35	1553
36	1567
37	1621
38	1663
39	1669
40	1747
41	1811
42	1873
43	1877
44	1889
45	1993
46	1999
47	3049

[3, 7, 71, 103, 113, 163, 173, 311, 313, 331, 337, 349, 373, 757, 773, 797, 919, 953, 977, 991, 1109, 1123, 1151, 1171, 1181, 1213, 1237, 1277, 1279, 1297, 1327, 1423, 1447, 1543, 1553, 1567, 1621, 1663, 1669, 1747, 1811, 1873, 1877, 1889, 1993, 1999, 3049]

cp's OEIS Frontend

A127177 Primes whose "Look And Say" descriptions from right to left (in the sense of method A, i.e., frequency followed by digit-indication) are also primes.

Table of values

List of values