A175355 - cp's OEIS frontend

A175355 Noncomposite reverse concatenations of divisors of n, sorted by n.

n	a(n)
1	1
2	31
3	421
4	71
5	131
6	191
7	2551
8	311
9	391331
10	431
11	48241612864321
12	911371
13	971
14	1031
15	1091
16	1173913931
17	1511
18	1571
19	1811
20	1931
21	2111
22	2411
23	24412261421
24	24719131
25	2711
26	289171
27	29214673421
28	3014371
29	30910331
30	32565251351
31	3371
32	3491
33	3671

[1, 31, 421, 71, 131, 191, 2551, 311, 391331, 431, 48241612864321, 911371, 971, 1031, 1091, 1173913931, 1511, 1571, 1811, 1931, 2111, 2411, 24412261421, 24719131, 2711, 289171, 29214673421, 3014371, 30910331, 32565251351, 3371, 3491, 3671]

cp's OEIS Frontend

A175355 Noncomposite reverse concatenations of divisors of n, sorted by n.

Table of values

List of values