A319421 - cp's OEIS frontend

A319421 Triangle read by rows: T(n,k) (1 <= k <= n) = one-half of the number of binary vectors of length n and cuts-resistance k.

n	a(n)
1	1
2	1
3	1
4	1
5	2
6	1
7	1
8	4
9	2
10	1
11	1
12	6
13	6
14	2
15	1
16	1
17	10
18	11
19	7
20	2
21	1
22	1
23	14
24	24
25	14
26	8
27	2
28	1
29	1
30	22
31	42
32	35
33	16
34	9
35	2
36	1
37	1
38	30
39	81
40	68
41	45
42	18
43	10
44	2
45	1
46	1
47	46
48	138
49	149
50	89
51	55
52	20
53	11
54	2
55	1
56	1
57	62
58	250
59	282
60	216
61	110
62	66
63	22
64	12
65	2
66	1
67	1
68	94
69	419
70	577
71	422
72	285
73	132
74	78
75	24
76	13
77	2
78	1

[1, 1, 1, 1, 2, 1, 1, 4, 2, 1, 1, 6, 6, 2, 1, 1, 10, 11, 7, 2, 1, 1, 14, 24, 14, 8, 2, 1, 1, 22, 42, 35, 16, 9, 2, 1, 1, 30, 81, 68, 45, 18, 10, 2, 1, 1, 46, 138, 149, 89, 55, 20, 11, 2, 1, 1, 62, 250, 282, 216, 110, 66, 22, 12, 2, 1, 1, 94, 419, 577, 422, 285, 132, 78, 24, 13, 2, 1]

cp's OEIS Frontend

A319421 Triangle read by rows: T(n,k) (1 <= k <= n) = one-half of the number of binary vectors of length n and cuts-resistance k.

Table of values

List of values

n	a(n)
1	1
2	1
3	1
4	1
5	2
6	1
7	1
8	4
9	2
10	1
11	1
12	6
13	6
14	2
15	1
16	1
17	10
18	11
19	7
20	2
21	1
22	1
23	14
24	24
25	14
26	8
27	2
28	1
29	1
30	22
31	42
32	35
33	16
34	9
35	2
36	1
37	1
38	30
39	81
40	68
41	45
42	18
43	10
44	2
45	1
46	1
47	46
48	138
49	149
50	89
51	55
52	20
53	11
54	2
55	1
56	1
57	62
58	250
59	282
60	216
61	110
62	66
63	22
64	12
65	2
66	1
67	1
68	94
69	419
70	577
71	422
72	285
73	132
74	78
75	24
76	13
77	2
78	1

n	a(n)
1	1
2	1
3	1
4	1
5	2
6	1
7	1
8	4
9	2
10	1
11	1
12	6
13	6
14	2
15	1
16	1
17	10
18	11
19	7
20	2
21	1
22	1
23	14
24	24
25	14
26	8
27	2
28	1
29	1
30	22
31	42
32	35
33	16
34	9
35	2
36	1
37	1
38	30
39	81
40	68
41	45
42	18
43	10
44	2
45	1
46	1
47	46
48	138
49	149
50	89
51	55
52	20
53	11
54	2
55	1
56	1
57	62
58	250
59	282
60	216
61	110
62	66
63	22
64	12
65	2
66	1
67	1
68	94
69	419
70	577
71	422
72	285
73	132
74	78
75	24
76	13
77	2
78	1

n	a(n)
1	1
2	1
3	1
4	1
5	2
6	1
7	1
8	4
9	2
10	1
11	1
12	6
13	6
14	2
15	1
16	1
17	10
18	11
19	7
20	2
21	1
22	1
23	14
24	24
25	14
26	8
27	2
28	1
29	1
30	22
31	42
32	35
33	16
34	9
35	2
36	1
37	1
38	30
39	81
40	68
41	45
42	18
43	10
44	2
45	1
46	1
47	46
48	138
49	149
50	89
51	55
52	20
53	11
54	2
55	1
56	1
57	62
58	250
59	282
60	216
61	110
62	66
63	22
64	12
65	2
66	1
67	1
68	94
69	419
70	577
71	422
72	285
73	132
74	78
75	24
76	13
77	2
78	1