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A248216 as a simple table

n a(n)
0 0
1 4
2 32
3 208
4 1280
5 7744
6 46592
7 279808
8 1679360
9 10077184
10 60465152
11 362795008
12 2176778240
13 13060685824
14 78364147712
15 470184951808
16 2821109841920
17 16926659313664
18 101559956406272
19 609359739486208
20 3656158439014400
21 21936950638280704

[0,4,32,208,1280,7744,46592,279808,1679360,
 10077184,60465152,362795008,2176778240,
 13060685824,78364147712,470184951808,
 2821109841920,16926659313664,101559956406272,
 609359739486208,3656158439014400,
 21936950638280704]

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Last modified April 24 19:59 EDT 2024. Contains 371963 sequences. (Running on oeis4.)