A057035 - OEIS

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A057035 as a simple table

n	a(n)
1	2
2	3
3	5
4	6
5	10
6	15
7	21
8	22
9	35
10	55
11	182
12	221
13	231
14	357
15	442
16	715
17	1105
18	1430
19	2958
20	23345
21	106981
22	144210
23	219965
24	226083
25	496961

[2,3,5,6,10,15,21,22,35,55,182,221,231,357,442, 715,1105,1430,2958,23345,106981,144210,219965, 226083,496961]