A072557 - cp's OEIS frontend

A072557 Let w(n) be defined by the following recurrence: w(1)=w(2)=w(3)=1, w(n)=(w(n-1)*w(n-2)+(w(n-1)+w(n-2))/3) / w(n-3); sequence gives values of n such that w(n) is an integer.

n	a(n)
1	5
2	11
3	16
4	17
5	18
6	23
7	29
8	34
9	35
10	36
11	41
12	47
13	52
14	53
15	54
16	59
17	65
18	70
19	71
20	72
21	77
22	83
23	88
24	89
25	90
26	95
27	101
28	106
29	107
30	108
31	113
32	119
33	124
34	125
35	126
36	131
37	137
38	142
39	143
40	144
41	149
42	155
43	160
44	161
45	162
46	167
47	173
48	178
49	179
50	180
51	185
52	191
53	196
54	197
55	198
56	203
57	209
58	214

[5, 11, 16, 17, 18, 23, 29, 34, 35, 36, 41, 47, 52, 53, 54, 59, 65, 70, 71, 72, 77, 83, 88, 89, 90, 95, 101, 106, 107, 108, 113, 119, 124, 125, 126, 131, 137, 142, 143, 144, 149, 155, 160, 161, 162, 167, 173, 178, 179, 180, 185, 191, 196, 197, 198, 203, 209, 214]

cp's OEIS Frontend

A072557 Let w(n) be defined by the following recurrence: w(1)=w(2)=w(3)=1, w(n)=(w(n-1)*w(n-2)+(w(n-1)+w(n-2))/3) / w(n-3); sequence gives values of n such that w(n) is an integer.

Table of values

List of values

n	a(n)
1	5
2	11
3	16
4	17
5	18
6	23
7	29
8	34
9	35
10	36
11	41
12	47
13	52
14	53
15	54
16	59
17	65
18	70
19	71
20	72
21	77
22	83
23	88
24	89
25	90
26	95
27	101
28	106
29	107
30	108
31	113
32	119
33	124
34	125
35	126
36	131
37	137
38	142
39	143
40	144
41	149
42	155
43	160
44	161
45	162
46	167
47	173
48	178
49	179
50	180
51	185
52	191
53	196
54	197
55	198
56	203
57	209
58	214

n	a(n)
1	5
2	11
3	16
4	17
5	18
6	23
7	29
8	34
9	35
10	36
11	41
12	47
13	52
14	53
15	54
16	59
17	65
18	70
19	71
20	72
21	77
22	83
23	88
24	89
25	90
26	95
27	101
28	106
29	107
30	108
31	113
32	119
33	124
34	125
35	126
36	131
37	137
38	142
39	143
40	144
41	149
42	155
43	160
44	161
45	162
46	167
47	173
48	178
49	179
50	180
51	185
52	191
53	196
54	197
55	198
56	203
57	209
58	214

n	a(n)
1	5
2	11
3	16
4	17
5	18
6	23
7	29
8	34
9	35
10	36
11	41
12	47
13	52
14	53
15	54
16	59
17	65
18	70
19	71
20	72
21	77
22	83
23	88
24	89
25	90
26	95
27	101
28	106
29	107
30	108
31	113
32	119
33	124
34	125
35	126
36	131
37	137
38	142
39	143
40	144
41	149
42	155
43	160
44	161
45	162
46	167
47	173
48	178
49	179
50	180
51	185
52	191
53	196
54	197
55	198
56	203
57	209
58	214