A058317 - cp's OEIS frontend

A058317 Number of neutrons in atoms of the n-th element of the periodic table (for the most abundant isotope).

n	a(n)
1	0
2	2
3	4
4	5
5	6
6	6
7	7
8	8
9	10
10	10
11	12
12	12
13	14
14	14
15	16
16	16
17	18
18	22
19	20
20	20
21	24
22	26
23	28
24	28
25	30
26	30
27	32
28	31
29	35
30	35
31	39
32	41
33	42
34	45
35	45
36	48
37	48
38	50
39	50
40	50
41	51
42	52
43	54
44	55
45	57
46	58
47	60
48	61
49	64
50	66
51	69
52	71
53	76
54	74
55	77
56	78
57	81
58	82
59	82
60	82
61	84
62	84
63	88
64	89
65	93
66	94
67	97
68	98
69	99
70	100
71	103

[0, 2, 4, 5, 6, 6, 7, 8, 10, 10, 12, 12, 14, 14, 16, 16, 18, 22, 20, 20, 24, 26, 28, 28, 30, 30, 32, 31, 35, 35, 39, 41, 42, 45, 45, 48, 48, 50, 50, 50, 51, 52, 54, 55, 57, 58, 60, 61, 64, 66, 69, 71, 76, 74, 77, 78, 81, 82, 82, 82, 84, 84, 88, 89, 93, 94, 97, 98, 99, 100, 103]

cp's OEIS Frontend

A058317 Number of neutrons in atoms of the n-th element of the periodic table (for the most abundant isotope).

Table of values

List of values

n	a(n)
1	0
2	2
3	4
4	5
5	6
6	6
7	7
8	8
9	10
10	10
11	12
12	12
13	14
14	14
15	16
16	16
17	18
18	22
19	20
20	20
21	24
22	26
23	28
24	28
25	30
26	30
27	32
28	31
29	35
30	35
31	39
32	41
33	42
34	45
35	45
36	48
37	48
38	50
39	50
40	50
41	51
42	52
43	54
44	55
45	57
46	58
47	60
48	61
49	64
50	66
51	69
52	71
53	76
54	74
55	77
56	78
57	81
58	82
59	82
60	82
61	84
62	84
63	88
64	89
65	93
66	94
67	97
68	98
69	99
70	100
71	103

n	a(n)
1	0
2	2
3	4
4	5
5	6
6	6
7	7
8	8
9	10
10	10
11	12
12	12
13	14
14	14
15	16
16	16
17	18
18	22
19	20
20	20
21	24
22	26
23	28
24	28
25	30
26	30
27	32
28	31
29	35
30	35
31	39
32	41
33	42
34	45
35	45
36	48
37	48
38	50
39	50
40	50
41	51
42	52
43	54
44	55
45	57
46	58
47	60
48	61
49	64
50	66
51	69
52	71
53	76
54	74
55	77
56	78
57	81
58	82
59	82
60	82
61	84
62	84
63	88
64	89
65	93
66	94
67	97
68	98
69	99
70	100
71	103

n	a(n)
1	0
2	2
3	4
4	5
5	6
6	6
7	7
8	8
9	10
10	10
11	12
12	12
13	14
14	14
15	16
16	16
17	18
18	22
19	20
20	20
21	24
22	26
23	28
24	28
25	30
26	30
27	32
28	31
29	35
30	35
31	39
32	41
33	42
34	45
35	45
36	48
37	48
38	50
39	50
40	50
41	51
42	52
43	54
44	55
45	57
46	58
47	60
48	61
49	64
50	66
51	69
52	71
53	76
54	74
55	77
56	78
57	81
58	82
59	82
60	82
61	84
62	84
63	88
64	89
65	93
66	94
67	97
68	98
69	99
70	100
71	103