A131875 - cp's OEIS frontend

A131875 Triangle, A000012 * A131844 as infinite lower triangular matrices.

n	a(n)
0	1
1	5
2	4
3	12
4	5
5	7
6	22
7	6
8	8
9	10
10	35
11	7
12	9
13	11
14	13
15	51
16	8
17	10
18	12
19	14
20	16
21	70
22	9
23	11
24	13
25	15
26	17
27	19
28	92
29	10
30	12
31	14
32	16
33	18
34	20
35	22
36	117
37	11
38	13
39	15
40	17
41	19
42	21
43	23
44	25
45	145
46	12
47	14
48	16
49	18
50	20
51	22
52	24
53	26
54	28

[1, 5, 4, 12, 5, 7, 22, 6, 8, 10, 35, 7, 9, 11, 13, 51, 8, 10, 12, 14, 16, 70, 9, 11, 13, 15, 17, 19, 92, 10, 12, 14, 16, 18, 20, 22, 117, 11, 13, 15, 17, 19, 21, 23, 25, 145, 12, 14, 16, 18, 20, 22, 24, 26, 28]

cp's OEIS Frontend

A131875 Triangle, A000012 * A131844 as infinite lower triangular matrices.

Table of values

List of values

n	a(n)
0	1
1	5
2	4
3	12
4	5
5	7
6	22
7	6
8	8
9	10
10	35
11	7
12	9
13	11
14	13
15	51
16	8
17	10
18	12
19	14
20	16
21	70
22	9
23	11
24	13
25	15
26	17
27	19
28	92
29	10
30	12
31	14
32	16
33	18
34	20
35	22
36	117
37	11
38	13
39	15
40	17
41	19
42	21
43	23
44	25
45	145
46	12
47	14
48	16
49	18
50	20
51	22
52	24
53	26
54	28

n	a(n)
0	1
1	5
2	4
3	12
4	5
5	7
6	22
7	6
8	8
9	10
10	35
11	7
12	9
13	11
14	13
15	51
16	8
17	10
18	12
19	14
20	16
21	70
22	9
23	11
24	13
25	15
26	17
27	19
28	92
29	10
30	12
31	14
32	16
33	18
34	20
35	22
36	117
37	11
38	13
39	15
40	17
41	19
42	21
43	23
44	25
45	145
46	12
47	14
48	16
49	18
50	20
51	22
52	24
53	26
54	28

n	a(n)
0	1
1	5
2	4
3	12
4	5
5	7
6	22
7	6
8	8
9	10
10	35
11	7
12	9
13	11
14	13
15	51
16	8
17	10
18	12
19	14
20	16
21	70
22	9
23	11
24	13
25	15
26	17
27	19
28	92
29	10
30	12
31	14
32	16
33	18
34	20
35	22
36	117
37	11
38	13
39	15
40	17
41	19
42	21
43	23
44	25
45	145
46	12
47	14
48	16
49	18
50	20
51	22
52	24
53	26
54	28