A253902 - cp's OEIS frontend

A253902 Write numbers 1, then 2^2 down to 1, then 3^2 down to 1, then 4^2 down to 1 and so on.

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

[1, 4, 3, 2, 1, 9, 8, 7, 6, 5, 4, 3, 2, 1, 16, 15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16, 15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 36, 35, 34, 33, 32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16, 15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1]

cp's OEIS Frontend

A253902 Write numbers 1, then 2^2 down to 1, then 3^2 down to 1, then 4^2 down to 1 and so on.

Table of values

List of values

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

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

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