A239331 - cp's OEIS frontend

A239331 Square array, read by antidiagonals: column k has g.f. (1+(k-1)*x)^2/(1-x)^3.

n	a(n)
0	1
1	1
2	1
3	1
4	3
5	1
6	1
7	5
8	6
9	1
10	1
11	7
12	13
13	10
14	1
15	1
16	9
17	22
18	25
19	15
20	1
21	1
22	11
23	33
24	46
25	41
26	21
27	1
28	1
29	13
30	46
31	73
32	79
33	61
34	28
35	1
36	1
37	15
38	61
39	106
40	129
41	121
42	85
43	36
44	1
45	1
46	17
47	78
48	145
49	191
50	201
51	172
52	113
53	45
54	1
55	1
56	19
57	97
58	190
59	265
60	301
61	289
62	232
63	145
64	55
65	1
66	1
67	21

[1, 1, 1, 1, 3, 1, 1, 5, 6, 1, 1, 7, 13, 10, 1, 1, 9, 22, 25, 15, 1, 1, 11, 33, 46, 41, 21, 1, 1, 13, 46, 73, 79, 61, 28, 1, 1, 15, 61, 106, 129, 121, 85, 36, 1, 1, 17, 78, 145, 191, 201, 172, 113, 45, 1, 1, 19, 97, 190, 265, 301, 289, 232, 145, 55, 1, 1, 21]

cp's OEIS Frontend

A239331 Square array, read by antidiagonals: column k has g.f. (1+(k-1)*x)^2/(1-x)^3.

Table of values

List of values

n	a(n)
0	1
1	1
2	1
3	1
4	3
5	1
6	1
7	5
8	6
9	1
10	1
11	7
12	13
13	10
14	1
15	1
16	9
17	22
18	25
19	15
20	1
21	1
22	11
23	33
24	46
25	41
26	21
27	1
28	1
29	13
30	46
31	73
32	79
33	61
34	28
35	1
36	1
37	15
38	61
39	106
40	129
41	121
42	85
43	36
44	1
45	1
46	17
47	78
48	145
49	191
50	201
51	172
52	113
53	45
54	1
55	1
56	19
57	97
58	190
59	265
60	301
61	289
62	232
63	145
64	55
65	1
66	1
67	21

n	a(n)
0	1
1	1
2	1
3	1
4	3
5	1
6	1
7	5
8	6
9	1
10	1
11	7
12	13
13	10
14	1
15	1
16	9
17	22
18	25
19	15
20	1
21	1
22	11
23	33
24	46
25	41
26	21
27	1
28	1
29	13
30	46
31	73
32	79
33	61
34	28
35	1
36	1
37	15
38	61
39	106
40	129
41	121
42	85
43	36
44	1
45	1
46	17
47	78
48	145
49	191
50	201
51	172
52	113
53	45
54	1
55	1
56	19
57	97
58	190
59	265
60	301
61	289
62	232
63	145
64	55
65	1
66	1
67	21

n	a(n)
0	1
1	1
2	1
3	1
4	3
5	1
6	1
7	5
8	6
9	1
10	1
11	7
12	13
13	10
14	1
15	1
16	9
17	22
18	25
19	15
20	1
21	1
22	11
23	33
24	46
25	41
26	21
27	1
28	1
29	13
30	46
31	73
32	79
33	61
34	28
35	1
36	1
37	15
38	61
39	106
40	129
41	121
42	85
43	36
44	1
45	1
46	17
47	78
48	145
49	191
50	201
51	172
52	113
53	45
54	1
55	1
56	19
57	97
58	190
59	265
60	301
61	289
62	232
63	145
64	55
65	1
66	1
67	21