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A181360 as a simple table

n a(n)
0 1
1 1
2 3
3 7
4 19
5 47
6 127
7 330
8 889
9 2378
10 6450
11 17510
12 47907
13 131388
14 362081
15 1000665
16 2774857
17 7714695
18 21505455
19 60084062
20 168234804
21 471977022
22 1326558625
23 3734804268
24 10531738149
25 29742332548
26 84111212892
27 238176473946
28 675269414372
29 1916715819186

[1,1,3,7,19,47,127,330,889,2378,6450,17510,47907,
 131388,362081,1000665,2774857,7714695,21505455,
 60084062,168234804,471977022,1326558625,
 3734804268,10531738149,29742332548,84111212892,
 238176473946,675269414372,1916715819186]

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Last modified June 7 00:43 EDT 2024. Contains 373140 sequences. (Running on oeis4.)