A351206 - cp's OEIS frontend

A351206 Least positive integer m such that n = x^4 + (y^4 + z^4 + 7*w^2)/m^4 for some nonnegative integers x,y,z,w with y <= z.

n	a(n)
0	1
1	1
2	1
3	1
4	2
5	2
6	2
7	1
8	1
9	1
10	1
11	2
12	2
13	2
14	4
15	3
16	1
17	1
18	1
19	6
20	2
21	2
22	10
23	1
24	1
25	1
26	2
27	2
28	1
29	1
30	1
31	1
32	1
33	1
34	3
35	4
36	2
37	4
38	10
39	1
40	1
41	2
42	4
43	2
44	1
45	1
46	1
47	3
48	1
49	3
50	2
51	2
52	2
53	2
54	2
55	1
56	3
57	4
58	2
59	2
60	1
61	1
62	3
63	1
64	1
65	1
66	1
67	2
68	4
69	2
70	2
71	3
72	8
73	10
74	2
75	2
76	1
77	10
78	5
79	1
80	1
81	1
82	1
83	1
84	4
85	2
86	2
87	8
88	1
89	1
90	1
91	2
92	2
93	2
94	2
95	1
96	1
97	1
98	1
99	4
100	4

[1, 1, 1, 1, 2, 2, 2, 1, 1, 1, 1, 2, 2, 2, 4, 3, 1, 1, 1, 6, 2, 2, 10, 1, 1, 1, 2, 2, 1, 1, 1, 1, 1, 1, 3, 4, 2, 4, 10, 1, 1, 2, 4, 2, 1, 1, 1, 3, 1, 3, 2, 2, 2, 2, 2, 1, 3, 4, 2, 2, 1, 1, 3, 1, 1, 1, 1, 2, 4, 2, 2, 3, 8, 10, 2, 2, 1, 10, 5, 1, 1, 1, 1, 1, 4, 2, 2, 8, 1, 1, 1, 2, 2, 2, 2, 1, 1, 1, 1, 4, 4]

cp's OEIS Frontend

A351206 Least positive integer m such that n = x^4 + (y^4 + z^4 + 7*w^2)/m^4 for some nonnegative integers x,y,z,w with y <= z.

Table of values

List of values

n	a(n)
0	1
1	1
2	1
3	1
4	2
5	2
6	2
7	1
8	1
9	1
10	1
11	2
12	2
13	2
14	4
15	3
16	1
17	1
18	1
19	6
20	2
21	2
22	10
23	1
24	1
25	1
26	2
27	2
28	1
29	1
30	1
31	1
32	1
33	1
34	3
35	4
36	2
37	4
38	10
39	1
40	1
41	2
42	4
43	2
44	1
45	1
46	1
47	3
48	1
49	3
50	2
51	2
52	2
53	2
54	2
55	1
56	3
57	4
58	2
59	2
60	1
61	1
62	3
63	1
64	1
65	1
66	1
67	2
68	4
69	2
70	2
71	3
72	8
73	10
74	2
75	2
76	1
77	10
78	5
79	1
80	1
81	1
82	1
83	1
84	4
85	2
86	2
87	8
88	1
89	1
90	1
91	2
92	2
93	2
94	2
95	1
96	1
97	1
98	1
99	4
100	4

n	a(n)
0	1
1	1
2	1
3	1
4	2
5	2
6	2
7	1
8	1
9	1
10	1
11	2
12	2
13	2
14	4
15	3
16	1
17	1
18	1
19	6
20	2
21	2
22	10
23	1
24	1
25	1
26	2
27	2
28	1
29	1
30	1
31	1
32	1
33	1
34	3
35	4
36	2
37	4
38	10
39	1
40	1
41	2
42	4
43	2
44	1
45	1
46	1
47	3
48	1
49	3
50	2
51	2
52	2
53	2
54	2
55	1
56	3
57	4
58	2
59	2
60	1
61	1
62	3
63	1
64	1
65	1
66	1
67	2
68	4
69	2
70	2
71	3
72	8
73	10
74	2
75	2
76	1
77	10
78	5
79	1
80	1
81	1
82	1
83	1
84	4
85	2
86	2
87	8
88	1
89	1
90	1
91	2
92	2
93	2
94	2
95	1
96	1
97	1
98	1
99	4
100	4

n	a(n)
0	1
1	1
2	1
3	1
4	2
5	2
6	2
7	1
8	1
9	1
10	1
11	2
12	2
13	2
14	4
15	3
16	1
17	1
18	1
19	6
20	2
21	2
22	10
23	1
24	1
25	1
26	2
27	2
28	1
29	1
30	1
31	1
32	1
33	1
34	3
35	4
36	2
37	4
38	10
39	1
40	1
41	2
42	4
43	2
44	1
45	1
46	1
47	3
48	1
49	3
50	2
51	2
52	2
53	2
54	2
55	1
56	3
57	4
58	2
59	2
60	1
61	1
62	3
63	1
64	1
65	1
66	1
67	2
68	4
69	2
70	2
71	3
72	8
73	10
74	2
75	2
76	1
77	10
78	5
79	1
80	1
81	1
82	1
83	1
84	4
85	2
86	2
87	8
88	1
89	1
90	1
91	2
92	2
93	2
94	2
95	1
96	1
97	1
98	1
99	4
100	4