A104420 - cp's OEIS frontend

A104420 Numbers n such that n, p[n], p[n]+n, p[n]-n and p[n]*n all are 9-less.

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	11
7	13
8	15
9	26
10	27
11	33
12	36
13	48
14	51
15	55
16	60
17	61
18	65
19	71
20	83
21	100
22	101
23	106
24	112
25	115
26	116
27	117
28	123
29	126
30	151
31	170
32	173
33	177
34	200
35	203
36	206
37	216
38	221
39	225
40	230
41	231
42	233
43	234
44	235
45	240
46	241
47	253
48	255
49	271
50	275
51	281
52	283
53	284
54	286
55	287

[1, 2, 3, 4, 5, 11, 13, 15, 26, 27, 33, 36, 48, 51, 55, 60, 61, 65, 71, 83, 100, 101, 106, 112, 115, 116, 117, 123, 126, 151, 170, 173, 177, 200, 203, 206, 216, 221, 225, 230, 231, 233, 234, 235, 240, 241, 253, 255, 271, 275, 281, 283, 284, 286, 287]

cp's OEIS Frontend

A104420 Numbers n such that n, p[n], p[n]+n, p[n]-n and p[n]*n all are 9-less.

Table of values

List of values

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	11
7	13
8	15
9	26
10	27
11	33
12	36
13	48
14	51
15	55
16	60
17	61
18	65
19	71
20	83
21	100
22	101
23	106
24	112
25	115
26	116
27	117
28	123
29	126
30	151
31	170
32	173
33	177
34	200
35	203
36	206
37	216
38	221
39	225
40	230
41	231
42	233
43	234
44	235
45	240
46	241
47	253
48	255
49	271
50	275
51	281
52	283
53	284
54	286
55	287

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	11
7	13
8	15
9	26
10	27
11	33
12	36
13	48
14	51
15	55
16	60
17	61
18	65
19	71
20	83
21	100
22	101
23	106
24	112
25	115
26	116
27	117
28	123
29	126
30	151
31	170
32	173
33	177
34	200
35	203
36	206
37	216
38	221
39	225
40	230
41	231
42	233
43	234
44	235
45	240
46	241
47	253
48	255
49	271
50	275
51	281
52	283
53	284
54	286
55	287

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	11
7	13
8	15
9	26
10	27
11	33
12	36
13	48
14	51
15	55
16	60
17	61
18	65
19	71
20	83
21	100
22	101
23	106
24	112
25	115
26	116
27	117
28	123
29	126
30	151
31	170
32	173
33	177
34	200
35	203
36	206
37	216
38	221
39	225
40	230
41	231
42	233
43	234
44	235
45	240
46	241
47	253
48	255
49	271
50	275
51	281
52	283
53	284
54	286
55	287