A253346 - OEIS

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A253346 as a simple table

n	a(n)
1	335
2	3160
3	31156
4	305872
5	3013228
6	29779356
7	294392852
8	2912660356
9	28819853684
10	285212776212
11	2822672937940
12	27936281452340
13	276491156846740
14	2736514043096372
15	27084166365743700
16	268061337010794484

[335,3160,31156,305872,3013228,29779356,294392852, 2912660356,28819853684,285212776212,2822672937940, 27936281452340,276491156846740,2736514043096372, 27084166365743700,268061337010794484]