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A248748 as a simple table

n a(n)
1 1
2 2
3 4
4 16
5 48
6 192
7 704
8 3072
9 12032
10 52736
11 219136
12 985088
13 4218880
14 19144704
15 84066304
16 387088384
17 1725497344
18 7989886976
19 36128948224
20 168658206720
21 770103574528
22 3611291549696
23 16636941697024
24 78453223194624
25 363787840389120
26 1721209150504960

[1,2,4,16,48,192,704,3072,12032,52736,219136,
 985088,4218880,19144704,84066304,387088384,
 1725497344,7989886976,36128948224,168658206720,
 770103574528,3611291549696,16636941697024,
 78453223194624,363787840389120,1721209150504960]

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Last modified June 10 19:30 EDT 2024. Contains 373280 sequences. (Running on oeis4.)