A159061 - cp's OEIS frontend

A159061 Nearest integer to the expected number of tosses of a fair coin required to obtain at least n heads and n tails.

n	a(n)
1	3
2	6
3	8
4	10
5	12
6	15
7	17
8	19
9	21
10	24
11	26
12	28
13	30
14	32
15	34
16	36
17	39
18	41
19	43
20	45
21	47
22	49
23	51
24	53
25	56
26	58
27	60
28	62
29	64
30	66
31	68
32	70
33	72
34	75
35	77
36	79
37	81
38	83
39	85
40	87
41	89
42	91
43	93
44	95
45	98
46	100
47	102
48	104
49	106
50	108
51	110
52	112
53	114
54	116
55	118
56	120
57	123
58	125
59	127
60	129
61	131
62	133
63	135
64	137

[3, 6, 8, 10, 12, 15, 17, 19, 21, 24, 26, 28, 30, 32, 34, 36, 39, 41, 43, 45, 47, 49, 51, 53, 56, 58, 60, 62, 64, 66, 68, 70, 72, 75, 77, 79, 81, 83, 85, 87, 89, 91, 93, 95, 98, 100, 102, 104, 106, 108, 110, 112, 114, 116, 118, 120, 123, 125, 127, 129, 131, 133, 135, 137]

cp's OEIS Frontend

A159061 Nearest integer to the expected number of tosses of a fair coin required to obtain at least n heads and n tails.

Table of values

List of values

n	a(n)
1	3
2	6
3	8
4	10
5	12
6	15
7	17
8	19
9	21
10	24
11	26
12	28
13	30
14	32
15	34
16	36
17	39
18	41
19	43
20	45
21	47
22	49
23	51
24	53
25	56
26	58
27	60
28	62
29	64
30	66
31	68
32	70
33	72
34	75
35	77
36	79
37	81
38	83
39	85
40	87
41	89
42	91
43	93
44	95
45	98
46	100
47	102
48	104
49	106
50	108
51	110
52	112
53	114
54	116
55	118
56	120
57	123
58	125
59	127
60	129
61	131
62	133
63	135
64	137

n	a(n)
1	3
2	6
3	8
4	10
5	12
6	15
7	17
8	19
9	21
10	24
11	26
12	28
13	30
14	32
15	34
16	36
17	39
18	41
19	43
20	45
21	47
22	49
23	51
24	53
25	56
26	58
27	60
28	62
29	64
30	66
31	68
32	70
33	72
34	75
35	77
36	79
37	81
38	83
39	85
40	87
41	89
42	91
43	93
44	95
45	98
46	100
47	102
48	104
49	106
50	108
51	110
52	112
53	114
54	116
55	118
56	120
57	123
58	125
59	127
60	129
61	131
62	133
63	135
64	137

n	a(n)
1	3
2	6
3	8
4	10
5	12
6	15
7	17
8	19
9	21
10	24
11	26
12	28
13	30
14	32
15	34
16	36
17	39
18	41
19	43
20	45
21	47
22	49
23	51
24	53
25	56
26	58
27	60
28	62
29	64
30	66
31	68
32	70
33	72
34	75
35	77
36	79
37	81
38	83
39	85
40	87
41	89
42	91
43	93
44	95
45	98
46	100
47	102
48	104
49	106
50	108
51	110
52	112
53	114
54	116
55	118
56	120
57	123
58	125
59	127
60	129
61	131
62	133
63	135
64	137