A294317 - cp's OEIS frontend

A294317 Triangle read by rows: T(n, k) = 2*n-k, k <= n.

n	a(n)
0	0
1	2
2	1
3	4
4	3
5	2
6	6
7	5
8	4
9	3
10	8
11	7
12	6
13	5
14	4
15	10
16	9
17	8
18	7
19	6
20	5
21	12
22	11
23	10
24	9
25	8
26	7
27	6
28	14
29	13
30	12
31	11
32	10
33	9
34	8
35	7
36	16
37	15
38	14
39	13
40	12
41	11
42	10
43	9
44	8
45	18
46	17
47	16
48	15
49	14
50	13
51	12
52	11
53	10
54	9
55	20
56	19
57	18
58	17
59	16
60	15
61	14
62	13
63	12
64	11
65	10

[0, 2, 1, 4, 3, 2, 6, 5, 4, 3, 8, 7, 6, 5, 4, 10, 9, 8, 7, 6, 5, 12, 11, 10, 9, 8, 7, 6, 14, 13, 12, 11, 10, 9, 8, 7, 16, 15, 14, 13, 12, 11, 10, 9, 8, 18, 17, 16, 15, 14, 13, 12, 11, 10, 9, 20, 19, 18, 17, 16, 15, 14, 13, 12, 11, 10]

cp's OEIS Frontend

A294317 Triangle read by rows: T(n, k) = 2*n-k, k <= n.

Table of values

List of values

n	a(n)
0	0
1	2
2	1
3	4
4	3
5	2
6	6
7	5
8	4
9	3
10	8
11	7
12	6
13	5
14	4
15	10
16	9
17	8
18	7
19	6
20	5
21	12
22	11
23	10
24	9
25	8
26	7
27	6
28	14
29	13
30	12
31	11
32	10
33	9
34	8
35	7
36	16
37	15
38	14
39	13
40	12
41	11
42	10
43	9
44	8
45	18
46	17
47	16
48	15
49	14
50	13
51	12
52	11
53	10
54	9
55	20
56	19
57	18
58	17
59	16
60	15
61	14
62	13
63	12
64	11
65	10

n	a(n)
0	0
1	2
2	1
3	4
4	3
5	2
6	6
7	5
8	4
9	3
10	8
11	7
12	6
13	5
14	4
15	10
16	9
17	8
18	7
19	6
20	5
21	12
22	11
23	10
24	9
25	8
26	7
27	6
28	14
29	13
30	12
31	11
32	10
33	9
34	8
35	7
36	16
37	15
38	14
39	13
40	12
41	11
42	10
43	9
44	8
45	18
46	17
47	16
48	15
49	14
50	13
51	12
52	11
53	10
54	9
55	20
56	19
57	18
58	17
59	16
60	15
61	14
62	13
63	12
64	11
65	10

n	a(n)
0	0
1	2
2	1
3	4
4	3
5	2
6	6
7	5
8	4
9	3
10	8
11	7
12	6
13	5
14	4
15	10
16	9
17	8
18	7
19	6
20	5
21	12
22	11
23	10
24	9
25	8
26	7
27	6
28	14
29	13
30	12
31	11
32	10
33	9
34	8
35	7
36	16
37	15
38	14
39	13
40	12
41	11
42	10
43	9
44	8
45	18
46	17
47	16
48	15
49	14
50	13
51	12
52	11
53	10
54	9
55	20
56	19
57	18
58	17
59	16
60	15
61	14
62	13
63	12
64	11
65	10