A052450 - OEIS

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A052450 as a simple table

n	a(n)
1	0
2	1
3	2
4	6
5	13
6	37
7	106
8	409
9	1896
10	12171
11	105070
12	1262179
13	20797001
14	467871368
15	14232552451
16	581460254000
17	31720840164949

[0,1,2,6,13,37,106,409,1896,12171,105070,1262179, 20797001,467871368,14232552451,581460254000, 31720840164949]

[0,1,2,6,13,37,106,409,1896,12171,105070,1262179, 20797001,467871368,14232552451,581460254000, 31720840164949]

NODES

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