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A144109 as a simple table

n a(n)
0 1
1 9
2 44
3 207
4 991
5 4752
6 22769
7 109089
8 522676
9 2504295
10 11998799
11 57489696
12 275449681
13 1319758713
14 6323343884
15 30296960703
16 145161459631
17 695510337456
18 3332390227649
19 15966440800785
20 76499813776276
21 366532628080599

[1,9,44,207,991,4752,22769,109089,522676,2504295,
 11998799,57489696,275449681,1319758713,6323343884,
 30296960703,145161459631,695510337456,
 3332390227649,15966440800785,76499813776276,
 366532628080599]

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Last modified April 16 19:21 EDT 2024. Contains 371754 sequences. (Running on oeis4.)