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A150424 as a simple table

n a(n)
0 1
1 2
2 7
3 24
4 96
5 395
6 1687
7 7267
8 32002
9 142957
10 647052
11 2951242
12 13554616
13 62649395
14 291367747
15 1361774570
16 6390662709
17 30098529924
18 142234054250
19 674197080774
20 3204389319941
21 15266639069876
22 72894588528203
23 348761405871054
24 1671733591940158
25 8026757840934305
26 38600359091389778
27 185897884768617964

[1,2,7,24,96,395,1687,7267,32002,142957,647052,
 2951242,13554616,62649395,291367747,1361774570,
 6390662709,30098529924,142234054250,674197080774,
 3204389319941,15266639069876,72894588528203,
 348761405871054,1671733591940158,8026757840934305,
 38600359091389778,185897884768617964]

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Last modified January 29 05:05 EST 2023. Contains 359915 sequences. (Running on oeis4.)