A098826 - OEIS

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A098826 as a simple table

n	a(n)
1	44
2	252
3	434
4	464
5	4004
6	46664
7	2005002
8	49099094
9	414878414
10	431313134
11	4370654560734
12	200000050000002
13	417622181226714
14	202837977779738202
15	2574289191919824752

[44,252,434,464,4004,46664,2005002,49099094, 414878414,431313134,4370654560734,200000050000002, 417622181226714,202837977779738202, 2574289191919824752]