A323942 - cp's OEIS frontend

A323942 Irregular triangle read by rows giving the total number of isomers (nonisomorphic systems) of unbranched k-4-catafusenes.

n	a(n)
2	1
3	1
4	1
5	2
6	3
7	3
8	1
9	4
10	7
11	9
12	3
13	1
14	10
15	23
16	29
17	16
18	5
19	1
20	25
21	69
22	99
23	62
24	27
25	5
26	1
27	70
28	229
29	351
30	275
31	132
32	39
33	7
34	1
35	196
36	731
37	1249
38	1121
39	643
40	221
41	55
42	7
43	1
44	574
45	2385
46	4437
47	4584
48	2997
49	1278
50	367
51	72
52	9
53	1
54	1681
55	7657
56	15597
57	18012
58	13458
59	6678
60	2322
61	540
62	93
63	9
64	1

[1, 1, 1, 2, 3, 3, 1, 4, 7, 9, 3, 1, 10, 23, 29, 16, 5, 1, 25, 69, 99, 62, 27, 5, 1, 70, 229, 351, 275, 132, 39, 7, 1, 196, 731, 1249, 1121, 643, 221, 55, 7, 1, 574, 2385, 4437, 4584, 2997, 1278, 367, 72, 9, 1, 1681, 7657, 15597, 18012, 13458, 6678, 2322, 540, 93, 9, 1]

cp's OEIS Frontend

A323942 Irregular triangle read by rows giving the total number of isomers (nonisomorphic systems) of unbranched k-4-catafusenes.

Table of values

List of values