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A144653 as a simple table

n a(n)
0 1
1 2
2 6
3 15
4 21
5 126
6 990
7 1287
8 15015
9 102102
10 75582
11 1322685
12 5148297
13 12257850
14 286833690
15 29113619535
16 24131609775
17 5056146810
18 158337229050
19 135195634035
20 4770474515235
21 177808595567850
22 155131557292530
23 12798353476633725
24 79057257761377467
25 35057064527669646

[1,2,6,15,21,126,990,1287,15015,102102,75582,
 1322685,5148297,12257850,286833690,29113619535,
 24131609775,5056146810,158337229050,135195634035,
 4770474515235,177808595567850,155131557292530,
 12798353476633725,79057257761377467,
 35057064527669646]

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Last modified April 19 21:09 EDT 2024. Contains 371798 sequences. (Running on oeis4.)