A210983 - cp's OEIS frontend

A210983 Total number of pairs of states of the first n subshells of the nuclear shell model in which the subshells are ordered by energy level in increasing order.

n	a(n)
1	1
2	3
3	4
4	7
5	8
6	10
7	14
8	16
9	17
10	20
11	25
12	28
13	29
14	31
15	35
16	41
17	45
18	47
19	48
20	51
21	56
22	63
23	68
24	71
25	72
26	74
27	78
28	84
29	92
30	98
31	102
32	104
33	105
34	108
35	113
36	120
37	129
38	136
39	141
40	144
41	145
42	147
43	151
44	157
45	165
46	175
47	183
48	189
49	193
50	195
51	196
52	199
53	204
54	211
55	220
56	231

[1, 3, 4, 7, 8, 10, 14, 16, 17, 20, 25, 28, 29, 31, 35, 41, 45, 47, 48, 51, 56, 63, 68, 71, 72, 74, 78, 84, 92, 98, 102, 104, 105, 108, 113, 120, 129, 136, 141, 144, 145, 147, 151, 157, 165, 175, 183, 189, 193, 195, 196, 199, 204, 211, 220, 231]

cp's OEIS Frontend

A210983 Total number of pairs of states of the first n subshells of the nuclear shell model in which the subshells are ordered by energy level in increasing order.

Table of values

List of values

n	a(n)
1	1
2	3
3	4
4	7
5	8
6	10
7	14
8	16
9	17
10	20
11	25
12	28
13	29
14	31
15	35
16	41
17	45
18	47
19	48
20	51
21	56
22	63
23	68
24	71
25	72
26	74
27	78
28	84
29	92
30	98
31	102
32	104
33	105
34	108
35	113
36	120
37	129
38	136
39	141
40	144
41	145
42	147
43	151
44	157
45	165
46	175
47	183
48	189
49	193
50	195
51	196
52	199
53	204
54	211
55	220
56	231

n	a(n)
1	1
2	3
3	4
4	7
5	8
6	10
7	14
8	16
9	17
10	20
11	25
12	28
13	29
14	31
15	35
16	41
17	45
18	47
19	48
20	51
21	56
22	63
23	68
24	71
25	72
26	74
27	78
28	84
29	92
30	98
31	102
32	104
33	105
34	108
35	113
36	120
37	129
38	136
39	141
40	144
41	145
42	147
43	151
44	157
45	165
46	175
47	183
48	189
49	193
50	195
51	196
52	199
53	204
54	211
55	220
56	231

n	a(n)
1	1
2	3
3	4
4	7
5	8
6	10
7	14
8	16
9	17
10	20
11	25
12	28
13	29
14	31
15	35
16	41
17	45
18	47
19	48
20	51
21	56
22	63
23	68
24	71
25	72
26	74
27	78
28	84
29	92
30	98
31	102
32	104
33	105
34	108
35	113
36	120
37	129
38	136
39	141
40	144
41	145
42	147
43	151
44	157
45	165
46	175
47	183
48	189
49	193
50	195
51	196
52	199
53	204
54	211
55	220
56	231