A112099 - cp's OEIS frontend

A112099 Numerator of Sum_{i=1..n} 1/(iC(2i,i)).

n	a(n)
0	0
1	1
2	7
3	3
4	169
5	1523
6	133
7	72623
8	87149
9	823077
10	15638477
11	46915441
12	13834041
13	224803169
14	6936783521
15	5587964507
16	4157445593923
17	12472336782289
18	170187831339
19	71785227258967
20	153825486983593
21	4905323862699739
22	21820233734078929
23	5695081004594650211

[0, 1, 7, 3, 169, 1523, 133, 72623, 87149, 823077, 15638477, 46915441, 13834041, 224803169, 6936783521, 5587964507, 4157445593923, 12472336782289, 170187831339, 71785227258967, 153825486983593, 4905323862699739, 21820233734078929, 5695081004594650211]

cp's OEIS Frontend

A112099 Numerator of Sum_{i=1..n} 1/(iC(2i,i)).

Table of values

List of values

cp's OEIS Frontend

A112099 Numerator of Sum_{i=1..n} 1/(i*C(2*i,i)).

Table of values

List of values

A112099 Numerator of Sum_{i=1..n} 1/(iC(2i,i)).