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A150228 as a simple table

n a(n)
0 1
1 2
2 6
3 22
4 78
5 298
6 1196
7 4776
8 19630
9 82460
10 346174
11 1475372
12 6366272
13 27477314
14 119705140
15 525695678
16 2309607508
17 10211810684
18 45406121298
19 201982264656
20 902651784780
21 4050830854290
22 18186197331954
23 81934870356650
24 370339304893844
25 1674510493383670
26 7592425912834458
27 34513742317591202

[1,2,6,22,78,298,1196,4776,19630,82460,346174,
 1475372,6366272,27477314,119705140,525695678,
 2309607508,10211810684,45406121298,201982264656,
 902651784780,4050830854290,18186197331954,
 81934870356650,370339304893844,1674510493383670,
 7592425912834458,34513742317591202]

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Last modified April 24 17:10 EDT 2024. Contains 371962 sequences. (Running on oeis4.)