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A221763 as a simple table

n a(n)
1 1
2 4
3 16
4 79
5 319
6 1576
7 6364
8 31441
9 126961
10 627244
11 2532856
12 12513439
13 50530159
14 249641536
15 1008070324
16 4980317281
17 20110876321
18 99356704084
19 401209456096
20 1982153764399
21 8004078245599
22 39543718583896
23 159680355455884
24 788892217913521

[1,4,16,79,319,1576,6364,31441,126961,627244,
 2532856,12513439,50530159,249641536,1008070324,
 4980317281,20110876321,99356704084,401209456096,
 1982153764399,8004078245599,39543718583896,
 159680355455884,788892217913521]

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Last modified June 9 02:41 EDT 2024. Contains 373227 sequences. (Running on oeis4.)