A131226 - cp's OEIS frontend

A131226 Triangle read by rows: 3A002260 - 2A128174 as infinite lower triangular matrices.

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

[1, 3, 4, 1, 6, 7, 3, 4, 9, 10, 1, 6, 7, 12, 13, 3, 4, 9, 10, 15, 16, 1, 6, 7, 12, 13, 18, 19, 3, 4, 9, 10, 15, 16, 21, 22, 1, 6, 7, 12, 13, 18, 19, 24, 25, 3, 4, 9, 10, 15, 16, 21, 22, 27, 28, 1, 6, 7, 12, 13, 18, 19, 24, 25, 30, 31, 3, 4, 9, 10, 15, 16, 21, 22, 27, 28, 33, 34]

cp's OEIS Frontend

A131226 Triangle read by rows: 3A002260 - 2A128174 as infinite lower triangular matrices.

Table of values

List of values

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

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

cp's OEIS Frontend

A131226 Triangle read by rows: 3*A002260 - 2*A128174 as infinite lower triangular matrices.

Table of values

List of values

A131226 Triangle read by rows: 3A002260 - 2A128174 as infinite lower triangular matrices.

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