A258687 - OEIS

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A258687 as a simple table

n	a(n)
1	3512272
2	58713912
3	730627431
4	5979059398
5	52832293444
6	341477947200
7	2056692302928
8	11963671867256
9	58563810099335
10	285373253774762
11	1280421053746990
12	5372634084121824
13	22200965287988789
14	85610008898916636

[3512272,58713912,730627431,5979059398, 52832293444,341477947200,2056692302928, 11963671867256,58563810099335,285373253774762, 1280421053746990,5372634084121824, 22200965287988789,85610008898916636]