A097228 - cp's OEIS frontend

A097228 Numbers n such that the product of digits of n equals the concatenation of pi(d)'s where d runs through the digits of n.

n	a(n)
1	27
2	38
3	127
4	138
5	289
6	298
7	1127
8	1138
9	1289
10	1298
11	11127
12	11138
13	11289
14	11298
15	111127
16	111138
17	111289
18	111298
19	1111127
20	1111138
21	1111289
22	1111298
23	11111127
24	11111138
25	11111289
26	11111298
27	111111127
28	111111138
29	111111289
30	111111298

[27, 38, 127, 138, 289, 298, 1127, 1138, 1289, 1298, 11127, 11138, 11289, 11298, 111127, 111138, 111289, 111298, 1111127, 1111138, 1111289, 1111298, 11111127, 11111138, 11111289, 11111298, 111111127, 111111138, 111111289, 111111298]

cp's OEIS Frontend

A097228 Numbers n such that the product of digits of n equals the concatenation of pi(d)'s where d runs through the digits of n.

Table of values

List of values