A249421 - cp's OEIS frontend

A249421 A(n,k) = exponent of the largest power of n-th prime which divides the product of the elements on row (k-1) of Pascal's triangle; a square array read by antidiagonals.

n	a(n)
1	0
2	0
3	0
4	1
5	0
6	0
7	0
8	0
9	0
10	0
11	5
12	2
13	0
14	0
15	0
16	2
17	1
18	0
19	0
20	0
21	0
22	4
23	0
24	0
25	0
26	0
27	0
28	0
29	0
30	4
31	4
32	0
33	0
34	0
35	0
36	0
37	17
38	2
39	3
40	0
41	0
42	0
43	0
44	0
45	0
46	10
47	0
48	2
49	0
50	0
51	0
52	0
53	0
54	0
55	0
56	12
57	14
58	1
59	6
60	0
61	0
62	0
63	0
64	0
65	0
66	0
67	4
68	10
69	0
70	5
71	0
72	0
73	0
74	0
75	0
76	0
77	0
78	0
79	18
80	6
81	8
82	4
83	0
84	0
85	0
86	0
87	0
88	0
89	0
90	0
91	0
92	8
93	13
94	6
95	3
96	0
97	0
98	0
99	0
100	0
101	0
102	0
103	0
104	0
105	0
106	11
107	8
108	4
109	2
110	0
111	0
112	0
113	0
114	0
115	0
116	0
117	0
118	0
119	0
120	0

[0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 5, 2, 0, 0, 0, 2, 1, 0, 0, 0, 0, 4, 0, 0, 0, 0, 0, 0, 0, 4, 4, 0, 0, 0, 0, 0, 17, 2, 3, 0, 0, 0, 0, 0, 0, 10, 0, 2, 0, 0, 0, 0, 0, 0, 0, 12, 14, 1, 6, 0, 0, 0, 0, 0, 0, 0, 4, 10, 0, 5, 0, 0, 0, 0, 0, 0, 0, 0, 18, 6, 8, 4, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 13, 6, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 11, 8, 4, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]

cp's OEIS Frontend

A249421 A(n,k) = exponent of the largest power of n-th prime which divides the product of the elements on row (k-1) of Pascal's triangle; a square array read by antidiagonals.

Table of values

List of values

n	a(n)
1	0
2	0
3	0
4	1
5	0
6	0
7	0
8	0
9	0
10	0
11	5
12	2
13	0
14	0
15	0
16	2
17	1
18	0
19	0
20	0
21	0
22	4
23	0
24	0
25	0
26	0
27	0
28	0
29	0
30	4
31	4
32	0
33	0
34	0
35	0
36	0
37	17
38	2
39	3
40	0
41	0
42	0
43	0
44	0
45	0
46	10
47	0
48	2
49	0
50	0
51	0
52	0
53	0
54	0
55	0
56	12
57	14
58	1
59	6
60	0
61	0
62	0
63	0
64	0
65	0
66	0
67	4
68	10
69	0
70	5
71	0
72	0
73	0
74	0
75	0
76	0
77	0
78	0
79	18
80	6
81	8
82	4
83	0
84	0
85	0
86	0
87	0
88	0
89	0
90	0
91	0
92	8
93	13
94	6
95	3
96	0
97	0
98	0
99	0
100	0
101	0
102	0
103	0
104	0
105	0
106	11
107	8
108	4
109	2
110	0
111	0
112	0
113	0
114	0
115	0
116	0
117	0
118	0
119	0
120	0

n	a(n)
1	0
2	0
3	0
4	1
5	0
6	0
7	0
8	0
9	0
10	0
11	5
12	2
13	0
14	0
15	0
16	2
17	1
18	0
19	0
20	0
21	0
22	4
23	0
24	0
25	0
26	0
27	0
28	0
29	0
30	4
31	4
32	0
33	0
34	0
35	0
36	0
37	17
38	2
39	3
40	0
41	0
42	0
43	0
44	0
45	0
46	10
47	0
48	2
49	0
50	0
51	0
52	0
53	0
54	0
55	0
56	12
57	14
58	1
59	6
60	0
61	0
62	0
63	0
64	0
65	0
66	0
67	4
68	10
69	0
70	5
71	0
72	0
73	0
74	0
75	0
76	0
77	0
78	0
79	18
80	6
81	8
82	4
83	0
84	0
85	0
86	0
87	0
88	0
89	0
90	0
91	0
92	8
93	13
94	6
95	3
96	0
97	0
98	0
99	0
100	0
101	0
102	0
103	0
104	0
105	0
106	11
107	8
108	4
109	2
110	0
111	0
112	0
113	0
114	0
115	0
116	0
117	0
118	0
119	0
120	0

n	a(n)
1	0
2	0
3	0
4	1
5	0
6	0
7	0
8	0
9	0
10	0
11	5
12	2
13	0
14	0
15	0
16	2
17	1
18	0
19	0
20	0
21	0
22	4
23	0
24	0
25	0
26	0
27	0
28	0
29	0
30	4
31	4
32	0
33	0
34	0
35	0
36	0
37	17
38	2
39	3
40	0
41	0
42	0
43	0
44	0
45	0
46	10
47	0
48	2
49	0
50	0
51	0
52	0
53	0
54	0
55	0
56	12
57	14
58	1
59	6
60	0
61	0
62	0
63	0
64	0
65	0
66	0
67	4
68	10
69	0
70	5
71	0
72	0
73	0
74	0
75	0
76	0
77	0
78	0
79	18
80	6
81	8
82	4
83	0
84	0
85	0
86	0
87	0
88	0
89	0
90	0
91	0
92	8
93	13
94	6
95	3
96	0
97	0
98	0
99	0
100	0
101	0
102	0
103	0
104	0
105	0
106	11
107	8
108	4
109	2
110	0
111	0
112	0
113	0
114	0
115	0
116	0
117	0
118	0
119	0
120	0