A131784 - cp's OEIS frontend

A131784 Triangle read by rows: (A004736 + A002260 - I) * A000012.

n	a(n)
1	1
2	5
3	2
4	11
5	7
6	3
7	19
8	14
9	9
10	4
11	29
12	23
13	17
14	11
15	5
16	41
17	34
18	27
19	20
20	13
21	6
22	55
23	47
24	39
25	31
26	23
27	15
28	7
29	71
30	62
31	53
32	44
33	35
34	26
35	17
36	8
37	89
38	79
39	69
40	59
41	49
42	39
43	29
44	19
45	9
46	109
47	98
48	87
49	76
50	65
51	54
52	43
53	32
54	21
55	10
56	131
57	119
58	107
59	95
60	83
61	71
62	59
63	47
64	35
65	23
66	11
67	155
68	142
69	129
70	116
71	103
72	90
73	77
74	64
75	51
76	38
77	25
78	12

[1, 5, 2, 11, 7, 3, 19, 14, 9, 4, 29, 23, 17, 11, 5, 41, 34, 27, 20, 13, 6, 55, 47, 39, 31, 23, 15, 7, 71, 62, 53, 44, 35, 26, 17, 8, 89, 79, 69, 59, 49, 39, 29, 19, 9, 109, 98, 87, 76, 65, 54, 43, 32, 21, 10, 131, 119, 107, 95, 83, 71, 59, 47, 35, 23, 11, 155, 142, 129, 116, 103, 90, 77, 64, 51, 38, 25, 12]

cp's OEIS Frontend

A131784 Triangle read by rows: (A004736 + A002260 - I) * A000012.

Table of values

List of values

n	a(n)
1	1
2	5
3	2
4	11
5	7
6	3
7	19
8	14
9	9
10	4
11	29
12	23
13	17
14	11
15	5
16	41
17	34
18	27
19	20
20	13
21	6
22	55
23	47
24	39
25	31
26	23
27	15
28	7
29	71
30	62
31	53
32	44
33	35
34	26
35	17
36	8
37	89
38	79
39	69
40	59
41	49
42	39
43	29
44	19
45	9
46	109
47	98
48	87
49	76
50	65
51	54
52	43
53	32
54	21
55	10
56	131
57	119
58	107
59	95
60	83
61	71
62	59
63	47
64	35
65	23
66	11
67	155
68	142
69	129
70	116
71	103
72	90
73	77
74	64
75	51
76	38
77	25
78	12

n	a(n)
1	1
2	5
3	2
4	11
5	7
6	3
7	19
8	14
9	9
10	4
11	29
12	23
13	17
14	11
15	5
16	41
17	34
18	27
19	20
20	13
21	6
22	55
23	47
24	39
25	31
26	23
27	15
28	7
29	71
30	62
31	53
32	44
33	35
34	26
35	17
36	8
37	89
38	79
39	69
40	59
41	49
42	39
43	29
44	19
45	9
46	109
47	98
48	87
49	76
50	65
51	54
52	43
53	32
54	21
55	10
56	131
57	119
58	107
59	95
60	83
61	71
62	59
63	47
64	35
65	23
66	11
67	155
68	142
69	129
70	116
71	103
72	90
73	77
74	64
75	51
76	38
77	25
78	12

n	a(n)
1	1
2	5
3	2
4	11
5	7
6	3
7	19
8	14
9	9
10	4
11	29
12	23
13	17
14	11
15	5
16	41
17	34
18	27
19	20
20	13
21	6
22	55
23	47
24	39
25	31
26	23
27	15
28	7
29	71
30	62
31	53
32	44
33	35
34	26
35	17
36	8
37	89
38	79
39	69
40	59
41	49
42	39
43	29
44	19
45	9
46	109
47	98
48	87
49	76
50	65
51	54
52	43
53	32
54	21
55	10
56	131
57	119
58	107
59	95
60	83
61	71
62	59
63	47
64	35
65	23
66	11
67	155
68	142
69	129
70	116
71	103
72	90
73	77
74	64
75	51
76	38
77	25
78	12