A134483 - cp's OEIS frontend

A134483 Triangle read by rows: T(n,k) = 2n + k - 2; 1 <= k <= n.

n	a(n)
1	1
2	3
3	4
4	5
5	6
6	7
7	7
8	8
9	9
10	10
11	9
12	10
13	11
14	12
15	13
16	11
17	12
18	13
19	14
20	15
21	16
22	13
23	14
24	15
25	16
26	17
27	18
28	19
29	15
30	16
31	17
32	18
33	19
34	20
35	21
36	22
37	17
38	18
39	19
40	20
41	21
42	22
43	23
44	24
45	25
46	19
47	20
48	21
49	22
50	23
51	24
52	25
53	26
54	27
55	28

[1, 3, 4, 5, 6, 7, 7, 8, 9, 10, 9, 10, 11, 12, 13, 11, 12, 13, 14, 15, 16, 13, 14, 15, 16, 17, 18, 19, 15, 16, 17, 18, 19, 20, 21, 22, 17, 18, 19, 20, 21, 22, 23, 24, 25, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28]

cp's OEIS Frontend

A134483 Triangle read by rows: T(n,k) = 2n + k - 2; 1 <= k <= n.

Table of values

List of values

n	a(n)
1	1
2	3
3	4
4	5
5	6
6	7
7	7
8	8
9	9
10	10
11	9
12	10
13	11
14	12
15	13
16	11
17	12
18	13
19	14
20	15
21	16
22	13
23	14
24	15
25	16
26	17
27	18
28	19
29	15
30	16
31	17
32	18
33	19
34	20
35	21
36	22
37	17
38	18
39	19
40	20
41	21
42	22
43	23
44	24
45	25
46	19
47	20
48	21
49	22
50	23
51	24
52	25
53	26
54	27
55	28

n	a(n)
1	1
2	3
3	4
4	5
5	6
6	7
7	7
8	8
9	9
10	10
11	9
12	10
13	11
14	12
15	13
16	11
17	12
18	13
19	14
20	15
21	16
22	13
23	14
24	15
25	16
26	17
27	18
28	19
29	15
30	16
31	17
32	18
33	19
34	20
35	21
36	22
37	17
38	18
39	19
40	20
41	21
42	22
43	23
44	24
45	25
46	19
47	20
48	21
49	22
50	23
51	24
52	25
53	26
54	27
55	28

n	a(n)
1	1
2	3
3	4
4	5
5	6
6	7
7	7
8	8
9	9
10	10
11	9
12	10
13	11
14	12
15	13
16	11
17	12
18	13
19	14
20	15
21	16
22	13
23	14
24	15
25	16
26	17
27	18
28	19
29	15
30	16
31	17
32	18
33	19
34	20
35	21
36	22
37	17
38	18
39	19
40	20
41	21
42	22
43	23
44	24
45	25
46	19
47	20
48	21
49	22
50	23
51	24
52	25
53	26
54	27
55	28