A080971 - cp's OEIS frontend

A080971 A014486-encodings of the trees whose interior zigzag-tree (Stanley's c) is not branch-reduced (in the sense defined by Donaghey).

n	a(n)
0	42
1	56
2	170
3	172
4	184
5	202
6	212
7	226
8	232
9	240
10	682
11	684
12	690
13	692
14	696
15	714
16	724
17	738
18	744
19	752
20	810
21	812
22	824
23	842
24	850
25	852
26	856
27	880
28	906
29	908
30	916
31	930
32	936
33	944
34	962
35	964
36	968
37	976
38	992
39	2730
40	2732
41	2738
42	2740
43	2744
44	2762
45	2764
46	2770
47	2772
48	2776
49	2786

[42, 56, 170, 172, 184, 202, 212, 226, 232, 240, 682, 684, 690, 692, 696, 714, 724, 738, 744, 752, 810, 812, 824, 842, 850, 852, 856, 880, 906, 908, 916, 930, 936, 944, 962, 964, 968, 976, 992, 2730, 2732, 2738, 2740, 2744, 2762, 2764, 2770, 2772, 2776, 2786]

cp's OEIS Frontend

A080971 A014486-encodings of the trees whose interior zigzag-tree (Stanley's c) is not branch-reduced (in the sense defined by Donaghey).

Table of values

List of values