A368343 - cp's OEIS frontend

A368343 Square array T(n,k), n >= 3, k >= 0, read by antidiagonals downwards, where T(n,k) = Sum_{j=0..n} k^(n-j) * floor(j/3).

n	a(n)
3	1
4	1
5	1
6	1
7	2
8	1
9	1
10	3
11	3
12	2
13	1
14	4
15	7
16	5
17	2
18	1
19	5
20	13
21	16
22	7
23	2
24	1
25	6
26	21
27	41
28	34
29	9
30	3
31	1
32	7
33	31
34	86
35	125
36	70
37	12
38	3
39	1
40	8
41	43
42	157
43	346
44	377
45	143
46	15
47	3
48	1
49	9
50	57
51	260
52	787
53	1386
54	1134
55	289
56	18
57	4
58	1
59	10
60	73
61	401
62	1562
63	3937
64	5547
65	3405
66	581
67	22
68	4

[1, 1, 1, 1, 2, 1, 1, 3, 3, 2, 1, 4, 7, 5, 2, 1, 5, 13, 16, 7, 2, 1, 6, 21, 41, 34, 9, 3, 1, 7, 31, 86, 125, 70, 12, 3, 1, 8, 43, 157, 346, 377, 143, 15, 3, 1, 9, 57, 260, 787, 1386, 1134, 289, 18, 4, 1, 10, 73, 401, 1562, 3937, 5547, 3405, 581, 22, 4]

cp's OEIS Frontend

A368343 Square array T(n,k), n >= 3, k >= 0, read by antidiagonals downwards, where T(n,k) = Sum_{j=0..n} k^(n-j) * floor(j/3).

Table of values

List of values