A120649 - cp's OEIS frontend

A120649 Triangle read by rows: numbers of isomers of unbranched a-4-catapolyoctagons.

n	a(n)
0	1
1	1
2	1
3	1
4	1
5	1
6	3
7	4
8	4
9	1
10	9
11	16
12	16
13	4
14	1
15	39
16	85
17	84
18	32
19	7
20	1
21	169
22	439
23	465
24	210
25	57
26	7
27	1
28	819
29	2358
30	2714
31	1495
32	469
33	86
34	10
35	1
36	3969
37	12502
38	15732
39	10014
40	3750
41	834
42	124
43	10
44	1
45	19719
46	66471
47	90934
48	65746
49	28604
50	7864
51	1410
52	166
53	13
54	1

[1, 1, 1, 1, 1, 1, 3, 4, 4, 1, 9, 16, 16, 4, 1, 39, 85, 84, 32, 7, 1, 169, 439, 465, 210, 57, 7, 1, 819, 2358, 2714, 1495, 469, 86, 10, 1, 3969, 12502, 15732, 10014, 3750, 834, 124, 10, 1, 19719, 66471, 90934, 65746, 28604, 7864, 1410, 166, 13, 1]

cp's OEIS Frontend

A120649 Triangle read by rows: numbers of isomers of unbranched a-4-catapolyoctagons.

Table of values

List of values