A386577 - cp's OEIS frontend

A386577 Irregular triangle read by rows where T(n,k) is the number of permutations of the multiset of prime factors of n with k adjacent equal terms.

n	a(n)
1	1
2	1
3	0
4	1
5	1
6	2
7	0
8	1
9	0
10	0
11	1
12	0
13	1
14	2
15	0
16	1
17	1
18	2
19	0
20	1
21	2
22	0
23	2
24	0
25	0
26	0
27	0
28	1
29	1
30	1
31	2
32	0
33	1
34	1
35	2
36	0
37	2
38	0
39	2
40	0
41	1
42	0
43	2
44	2
45	0
46	0
47	1
48	2
49	0
50	0
51	0
52	1
53	1
54	2
55	0
56	1
57	6
58	0
59	0
60	1
61	0
62	0
63	0
64	0
65	1
66	2
67	0
68	2
69	0
70	2
71	0
72	2
73	2
74	2
75	0
76	1
77	2
78	0
79	2
80	0
81	0
82	2
83	2
84	0
85	1

[1, 1, 0, 1, 1, 2, 0, 1, 0, 0, 1, 0, 1, 2, 0, 1, 1, 2, 0, 1, 2, 0, 2, 0, 0, 0, 0, 1, 1, 1, 2, 0, 1, 1, 2, 0, 2, 0, 2, 0, 1, 0, 2, 2, 0, 0, 1, 2, 0, 0, 0, 1, 1, 2, 0, 1, 6, 0, 0, 1, 0, 0, 0, 0, 1, 2, 0, 2, 0, 2, 0, 2, 2, 2, 0, 1, 2, 0, 2, 0, 0, 2, 2, 0, 1]

cp's OEIS Frontend

A386577 Irregular triangle read by rows where T(n,k) is the number of permutations of the multiset of prime factors of n with k adjacent equal terms.

Table of values

List of values

n	a(n)
1	1
2	1
3	0
4	1
5	1
6	2
7	0
8	1
9	0
10	0
11	1
12	0
13	1
14	2
15	0
16	1
17	1
18	2
19	0
20	1
21	2
22	0
23	2
24	0
25	0
26	0
27	0
28	1
29	1
30	1
31	2
32	0
33	1
34	1
35	2
36	0
37	2
38	0
39	2
40	0
41	1
42	0
43	2
44	2
45	0
46	0
47	1
48	2
49	0
50	0
51	0
52	1
53	1
54	2
55	0
56	1
57	6
58	0
59	0
60	1
61	0
62	0
63	0
64	0
65	1
66	2
67	0
68	2
69	0
70	2
71	0
72	2
73	2
74	2
75	0
76	1
77	2
78	0
79	2
80	0
81	0
82	2
83	2
84	0
85	1

n	a(n)
1	1
2	1
3	0
4	1
5	1
6	2
7	0
8	1
9	0
10	0
11	1
12	0
13	1
14	2
15	0
16	1
17	1
18	2
19	0
20	1
21	2
22	0
23	2
24	0
25	0
26	0
27	0
28	1
29	1
30	1
31	2
32	0
33	1
34	1
35	2
36	0
37	2
38	0
39	2
40	0
41	1
42	0
43	2
44	2
45	0
46	0
47	1
48	2
49	0
50	0
51	0
52	1
53	1
54	2
55	0
56	1
57	6
58	0
59	0
60	1
61	0
62	0
63	0
64	0
65	1
66	2
67	0
68	2
69	0
70	2
71	0
72	2
73	2
74	2
75	0
76	1
77	2
78	0
79	2
80	0
81	0
82	2
83	2
84	0
85	1

n	a(n)
1	1
2	1
3	0
4	1
5	1
6	2
7	0
8	1
9	0
10	0
11	1
12	0
13	1
14	2
15	0
16	1
17	1
18	2
19	0
20	1
21	2
22	0
23	2
24	0
25	0
26	0
27	0
28	1
29	1
30	1
31	2
32	0
33	1
34	1
35	2
36	0
37	2
38	0
39	2
40	0
41	1
42	0
43	2
44	2
45	0
46	0
47	1
48	2
49	0
50	0
51	0
52	1
53	1
54	2
55	0
56	1
57	6
58	0
59	0
60	1
61	0
62	0
63	0
64	0
65	1
66	2
67	0
68	2
69	0
70	2
71	0
72	2
73	2
74	2
75	0
76	1
77	2
78	0
79	2
80	0
81	0
82	2
83	2
84	0
85	1