A355395 - cp's OEIS frontend

A355395 Square array T(n,k), n >= 0, k >= 0, read by antidiagonals downwards, where T(n,k) = Sum_{j=0..n} k^(j(n-j)) binomial(n,j).

n	a(n)
0	1
1	1
2	2
3	1
4	2
5	2
6	1
7	2
8	4
9	2
10	1
11	2
12	6
13	8
14	2
15	1
16	2
17	8
18	26
19	16
20	2
21	1
22	2
23	10
24	56
25	162
26	32
27	2
28	1
29	2
30	12
31	98
32	704
33	1442
34	64
35	2
36	1
37	2
38	14
39	152
40	2050
41	15392
42	18306
43	128
44	2
45	1
46	2
47	16
48	218
49	4752
50	84482
51	593408
52	330626
53	256
54	2
55	1
56	2
57	18
58	296
59	9506
60	318752
61	7221250
62	39691136
63	8488962
64	512
65	2

[1, 1, 2, 1, 2, 2, 1, 2, 4, 2, 1, 2, 6, 8, 2, 1, 2, 8, 26, 16, 2, 1, 2, 10, 56, 162, 32, 2, 1, 2, 12, 98, 704, 1442, 64, 2, 1, 2, 14, 152, 2050, 15392, 18306, 128, 2, 1, 2, 16, 218, 4752, 84482, 593408, 330626, 256, 2, 1, 2, 18, 296, 9506, 318752, 7221250, 39691136, 8488962, 512, 2]

cp's OEIS Frontend

A355395 Square array T(n,k), n >= 0, k >= 0, read by antidiagonals downwards, where T(n,k) = Sum_{j=0..n} k^(j(n-j)) binomial(n,j).

Table of values

List of values

cp's OEIS Frontend

A355395 Square array T(n,k), n >= 0, k >= 0, read by antidiagonals downwards, where T(n,k) = Sum_{j=0..n} k^(j*(n-j)) * binomial(n,j).

Table of values

List of values

A355395 Square array T(n,k), n >= 0, k >= 0, read by antidiagonals downwards, where T(n,k) = Sum_{j=0..n} k^(j(n-j)) binomial(n,j).