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A275607 as a simple table

n a(n)
0 1
1 4
2 27
3 216
4 1890
5 17496
6 168399
7 1667952
8 16888014
9 173997720
10 1818276174
11 19225409616
12 205299909828
13 2210922105840
14 23984556773175
15 261854925711840
16 2874948871877910
17 31722346066169880
18 351589335566716170
19 3912422681494285200
20 43694647856506630620
21 489597172255515289680

[1,4,27,216,1890,17496,168399,1667952,16888014,
 173997720,1818276174,19225409616,205299909828,
 2210922105840,23984556773175,261854925711840,
 2874948871877910,31722346066169880,
 351589335566716170,3912422681494285200,
 43694647856506630620,489597172255515289680]

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Last modified April 19 08:08 EDT 2024. Contains 371782 sequences. (Running on oeis4.)