A104257 - cp's OEIS frontend

A104257 Square array T(a,n) read by antidiagonals: replace 2^i with a^i in binary representation of n, where a,n >= 2.

n	a(n)
2	2
3	3
4	3
5	4
6	4
7	4
8	5
9	5
10	9
11	5
12	6
13	6
14	16
15	10
16	6
17	7
18	7
19	25
20	17
21	12
22	7
23	8
24	8
25	36
26	26
27	20
28	13
29	8
30	9
31	9
32	49
33	37
34	30
35	21
36	27
37	9
38	10
39	10
40	64
41	50
42	42
43	31
44	64
45	28
46	10
47	11
48	11
49	81
50	65
51	56
52	43
53	125
54	65
55	30
56	11
57	12
58	12
59	100
60	82
61	72
62	57
63	216
64	126
65	68
66	31
67	12
68	13
69	13
70	121
71	101
72	90
73	73
74	343

[2, 3, 3, 4, 4, 4, 5, 5, 9, 5, 6, 6, 16, 10, 6, 7, 7, 25, 17, 12, 7, 8, 8, 36, 26, 20, 13, 8, 9, 9, 49, 37, 30, 21, 27, 9, 10, 10, 64, 50, 42, 31, 64, 28, 10, 11, 11, 81, 65, 56, 43, 125, 65, 30, 11, 12, 12, 100, 82, 72, 57, 216, 126, 68, 31, 12, 13, 13, 121, 101, 90, 73, 343]

cp's OEIS Frontend

A104257 Square array T(a,n) read by antidiagonals: replace 2^i with a^i in binary representation of n, where a,n >= 2.

Table of values

List of values

n	a(n)
2	2
3	3
4	3
5	4
6	4
7	4
8	5
9	5
10	9
11	5
12	6
13	6
14	16
15	10
16	6
17	7
18	7
19	25
20	17
21	12
22	7
23	8
24	8
25	36
26	26
27	20
28	13
29	8
30	9
31	9
32	49
33	37
34	30
35	21
36	27
37	9
38	10
39	10
40	64
41	50
42	42
43	31
44	64
45	28
46	10
47	11
48	11
49	81
50	65
51	56
52	43
53	125
54	65
55	30
56	11
57	12
58	12
59	100
60	82
61	72
62	57
63	216
64	126
65	68
66	31
67	12
68	13
69	13
70	121
71	101
72	90
73	73
74	343

n	a(n)
2	2
3	3
4	3
5	4
6	4
7	4
8	5
9	5
10	9
11	5
12	6
13	6
14	16
15	10
16	6
17	7
18	7
19	25
20	17
21	12
22	7
23	8
24	8
25	36
26	26
27	20
28	13
29	8
30	9
31	9
32	49
33	37
34	30
35	21
36	27
37	9
38	10
39	10
40	64
41	50
42	42
43	31
44	64
45	28
46	10
47	11
48	11
49	81
50	65
51	56
52	43
53	125
54	65
55	30
56	11
57	12
58	12
59	100
60	82
61	72
62	57
63	216
64	126
65	68
66	31
67	12
68	13
69	13
70	121
71	101
72	90
73	73
74	343

n	a(n)
2	2
3	3
4	3
5	4
6	4
7	4
8	5
9	5
10	9
11	5
12	6
13	6
14	16
15	10
16	6
17	7
18	7
19	25
20	17
21	12
22	7
23	8
24	8
25	36
26	26
27	20
28	13
29	8
30	9
31	9
32	49
33	37
34	30
35	21
36	27
37	9
38	10
39	10
40	64
41	50
42	42
43	31
44	64
45	28
46	10
47	11
48	11
49	81
50	65
51	56
52	43
53	125
54	65
55	30
56	11
57	12
58	12
59	100
60	82
61	72
62	57
63	216
64	126
65	68
66	31
67	12
68	13
69	13
70	121
71	101
72	90
73	73
74	343