A368050 - cp's OEIS frontend

A368050 Main diagonal of the array where row n=0 lists the natural numbers and each new row n=1,2,... is found by taking the number n in the previous row, and "leaping" it over the next n terms to its right, keeping the other numbers fixed (see example).

n	a(n)
1	1
2	1
3	2
4	5
5	6
6	4
7	5
8	10
9	11
10	12
11	8
12	15
13	16
14	17
15	11
16	20
17	21
18	22
19	14
20	15
21	26
22	27
23	17
24	18
25	31
26	32
27	33
28	21
29	36
30	37
31	38
32	24
33	41
34	42
35	43
36	27
37	28
38	47
39	48
40	30
41	31
42	52
43	53
44	33
45	34
46	57
47	58
48	59
49	37
50	62
51	63
52	64
53	40
54	41
55	68
56	69
57	43
58	44
59	73
60	74
61	46
62	47
63	78
64	79
65	80
66	50
67	83

[1, 1, 2, 5, 6, 4, 5, 10, 11, 12, 8, 15, 16, 17, 11, 20, 21, 22, 14, 15, 26, 27, 17, 18, 31, 32, 33, 21, 36, 37, 38, 24, 41, 42, 43, 27, 28, 47, 48, 30, 31, 52, 53, 33, 34, 57, 58, 59, 37, 62, 63, 64, 40, 41, 68, 69, 43, 44, 73, 74, 46, 47, 78, 79, 80, 50, 83]

cp's OEIS Frontend

A368050 Main diagonal of the array where row n=0 lists the natural numbers and each new row n=1,2,... is found by taking the number n in the previous row, and "leaping" it over the next n terms to its right, keeping the other numbers fixed (see example).

Table of values

List of values

n	a(n)
1	1
2	1
3	2
4	5
5	6
6	4
7	5
8	10
9	11
10	12
11	8
12	15
13	16
14	17
15	11
16	20
17	21
18	22
19	14
20	15
21	26
22	27
23	17
24	18
25	31
26	32
27	33
28	21
29	36
30	37
31	38
32	24
33	41
34	42
35	43
36	27
37	28
38	47
39	48
40	30
41	31
42	52
43	53
44	33
45	34
46	57
47	58
48	59
49	37
50	62
51	63
52	64
53	40
54	41
55	68
56	69
57	43
58	44
59	73
60	74
61	46
62	47
63	78
64	79
65	80
66	50
67	83

n	a(n)
1	1
2	1
3	2
4	5
5	6
6	4
7	5
8	10
9	11
10	12
11	8
12	15
13	16
14	17
15	11
16	20
17	21
18	22
19	14
20	15
21	26
22	27
23	17
24	18
25	31
26	32
27	33
28	21
29	36
30	37
31	38
32	24
33	41
34	42
35	43
36	27
37	28
38	47
39	48
40	30
41	31
42	52
43	53
44	33
45	34
46	57
47	58
48	59
49	37
50	62
51	63
52	64
53	40
54	41
55	68
56	69
57	43
58	44
59	73
60	74
61	46
62	47
63	78
64	79
65	80
66	50
67	83

n	a(n)
1	1
2	1
3	2
4	5
5	6
6	4
7	5
8	10
9	11
10	12
11	8
12	15
13	16
14	17
15	11
16	20
17	21
18	22
19	14
20	15
21	26
22	27
23	17
24	18
25	31
26	32
27	33
28	21
29	36
30	37
31	38
32	24
33	41
34	42
35	43
36	27
37	28
38	47
39	48
40	30
41	31
42	52
43	53
44	33
45	34
46	57
47	58
48	59
49	37
50	62
51	63
52	64
53	40
54	41
55	68
56	69
57	43
58	44
59	73
60	74
61	46
62	47
63	78
64	79
65	80
66	50
67	83