A097221 - cp's OEIS frontend

A097221 Numbers n such that for some k and a_1,a_2,...,a_k the concatenation of the a_i is equal to n and their product is equal to pi(n).

n	a(n)
1	16
2	17
3	63
4	73
5	132
6	224
7	322
8	342
9	352
10	362
11	364
12	437
13	545
14	573
15	619
16	963
17	1017
18	1117
19	1196
20	1516
21	2163
22	2215
23	2335
24	2435
25	2537
26	3277
27	3514
28	3714
29	4072
30	4513
31	4626
32	5137
33	6475
34	8443
35	11373
36	11593
37	11926
38	12012
39	12026
40	12034
41	12121
42	12126
43	12134
44	12555

[16, 17, 63, 73, 132, 224, 322, 342, 352, 362, 364, 437, 545, 573, 619, 963, 1017, 1117, 1196, 1516, 2163, 2215, 2335, 2435, 2537, 3277, 3514, 3714, 4072, 4513, 4626, 5137, 6475, 8443, 11373, 11593, 11926, 12012, 12026, 12034, 12121, 12126, 12134, 12555]

cp's OEIS Frontend

A097221 Numbers n such that for some k and a_1,a_2,...,a_k the concatenation of the a_i is equal to n and their product is equal to pi(n).

Table of values

List of values