A249724 - cp's OEIS frontend

A249724 Numbers k such that on row k of Pascal's triangle there is no multiple of 9 which would be less than any (potential) multiple of 4 on the same row.

n	a(n)
1	0
2	1
3	2
4	3
5	4
6	5
7	6
8	7
9	8
10	11
11	12
12	14
13	16
14	17
15	20
16	22
17	23
18	24
19	25
20	26
21	28
22	30
23	32
24	33
25	34
26	35
27	36
28	38
29	40
30	41
31	42
32	44
33	48
34	49
35	50
36	51
37	52
38	53
39	56
40	57
41	58
42	60
43	61
44	62
45	64
46	65
47	66
48	67
49	68
50	69
51	70
52	71
53	72
54	73
55	74
56	76
57	77
58	78
59	80
60	84
61	86
62	88
63	89
64	92
65	94
66	96
67	97
68	98
69	100
70	101
71	102
72	104
73	105
74	106
75	107
76	108
77	110
78	112
79	113
80	114
81	115
82	116
83	120
84	121

[0, 1, 2, 3, 4, 5, 6, 7, 8, 11, 12, 14, 16, 17, 20, 22, 23, 24, 25, 26, 28, 30, 32, 33, 34, 35, 36, 38, 40, 41, 42, 44, 48, 49, 50, 51, 52, 53, 56, 57, 58, 60, 61, 62, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 76, 77, 78, 80, 84, 86, 88, 89, 92, 94, 96, 97, 98, 100, 101, 102, 104, 105, 106, 107, 108, 110, 112, 113, 114, 115, 116, 120, 121]

cp's OEIS Frontend

A249724 Numbers k such that on row k of Pascal's triangle there is no multiple of 9 which would be less than any (potential) multiple of 4 on the same row.

Table of values

List of values

n	a(n)
1	0
2	1
3	2
4	3
5	4
6	5
7	6
8	7
9	8
10	11
11	12
12	14
13	16
14	17
15	20
16	22
17	23
18	24
19	25
20	26
21	28
22	30
23	32
24	33
25	34
26	35
27	36
28	38
29	40
30	41
31	42
32	44
33	48
34	49
35	50
36	51
37	52
38	53
39	56
40	57
41	58
42	60
43	61
44	62
45	64
46	65
47	66
48	67
49	68
50	69
51	70
52	71
53	72
54	73
55	74
56	76
57	77
58	78
59	80
60	84
61	86
62	88
63	89
64	92
65	94
66	96
67	97
68	98
69	100
70	101
71	102
72	104
73	105
74	106
75	107
76	108
77	110
78	112
79	113
80	114
81	115
82	116
83	120
84	121

n	a(n)
1	0
2	1
3	2
4	3
5	4
6	5
7	6
8	7
9	8
10	11
11	12
12	14
13	16
14	17
15	20
16	22
17	23
18	24
19	25
20	26
21	28
22	30
23	32
24	33
25	34
26	35
27	36
28	38
29	40
30	41
31	42
32	44
33	48
34	49
35	50
36	51
37	52
38	53
39	56
40	57
41	58
42	60
43	61
44	62
45	64
46	65
47	66
48	67
49	68
50	69
51	70
52	71
53	72
54	73
55	74
56	76
57	77
58	78
59	80
60	84
61	86
62	88
63	89
64	92
65	94
66	96
67	97
68	98
69	100
70	101
71	102
72	104
73	105
74	106
75	107
76	108
77	110
78	112
79	113
80	114
81	115
82	116
83	120
84	121

n	a(n)
1	0
2	1
3	2
4	3
5	4
6	5
7	6
8	7
9	8
10	11
11	12
12	14
13	16
14	17
15	20
16	22
17	23
18	24
19	25
20	26
21	28
22	30
23	32
24	33
25	34
26	35
27	36
28	38
29	40
30	41
31	42
32	44
33	48
34	49
35	50
36	51
37	52
38	53
39	56
40	57
41	58
42	60
43	61
44	62
45	64
46	65
47	66
48	67
49	68
50	69
51	70
52	71
53	72
54	73
55	74
56	76
57	77
58	78
59	80
60	84
61	86
62	88
63	89
64	92
65	94
66	96
67	97
68	98
69	100
70	101
71	102
72	104
73	105
74	106
75	107
76	108
77	110
78	112
79	113
80	114
81	115
82	116
83	120
84	121