A242466 - cp's OEIS frontend

A242466 A term in this sequence a(n) is such that n and n+1 have isomorphic factor decomposition binary trees.

n	a(n)
1	2
2	9
3	14
4	21
5	25
6	33
7	34
8	38
9	57
10	85
11	86
12	93
13	94
14	116
15	118
16	121
17	122
18	133
19	141
20	142
21	145
22	158
23	170
24	171
25	177
26	201
27	202
28	205
29	213
30	214
31	217
32	218
33	253
34	284
35	298
36	301
37	302
38	326
39	332
40	334
41	361
42	369
43	381
44	387
45	393
46	394
47	434
48	435
49	445
50	446
51	453
52	481
53	501
54	514
55	526

[2, 9, 14, 21, 25, 33, 34, 38, 57, 85, 86, 93, 94, 116, 118, 121, 122, 133, 141, 142, 145, 158, 170, 171, 177, 201, 202, 205, 213, 214, 217, 218, 253, 284, 298, 301, 302, 326, 332, 334, 361, 369, 381, 387, 393, 394, 434, 435, 445, 446, 453, 481, 501, 514, 526]

cp's OEIS Frontend

A242466 A term in this sequence a(n) is such that n and n+1 have isomorphic factor decomposition binary trees.

Table of values

List of values

n	a(n)
1	2
2	9
3	14
4	21
5	25
6	33
7	34
8	38
9	57
10	85
11	86
12	93
13	94
14	116
15	118
16	121
17	122
18	133
19	141
20	142
21	145
22	158
23	170
24	171
25	177
26	201
27	202
28	205
29	213
30	214
31	217
32	218
33	253
34	284
35	298
36	301
37	302
38	326
39	332
40	334
41	361
42	369
43	381
44	387
45	393
46	394
47	434
48	435
49	445
50	446
51	453
52	481
53	501
54	514
55	526

n	a(n)
1	2
2	9
3	14
4	21
5	25
6	33
7	34
8	38
9	57
10	85
11	86
12	93
13	94
14	116
15	118
16	121
17	122
18	133
19	141
20	142
21	145
22	158
23	170
24	171
25	177
26	201
27	202
28	205
29	213
30	214
31	217
32	218
33	253
34	284
35	298
36	301
37	302
38	326
39	332
40	334
41	361
42	369
43	381
44	387
45	393
46	394
47	434
48	435
49	445
50	446
51	453
52	481
53	501
54	514
55	526

n	a(n)
1	2
2	9
3	14
4	21
5	25
6	33
7	34
8	38
9	57
10	85
11	86
12	93
13	94
14	116
15	118
16	121
17	122
18	133
19	141
20	142
21	145
22	158
23	170
24	171
25	177
26	201
27	202
28	205
29	213
30	214
31	217
32	218
33	253
34	284
35	298
36	301
37	302
38	326
39	332
40	334
41	361
42	369
43	381
44	387
45	393
46	394
47	434
48	435
49	445
50	446
51	453
52	481
53	501
54	514
55	526