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A253344 as a simple table

n a(n)
1 47
2 173
3 735
4 3192
5 13917
6 60779
7 265605
8 1161035
9 5075841
10 22191959
11 97027389
12 424226867
13 1854830841
14 8109825551
15 35458405365
16 155034056747
17 677852377137
18 2963761021319
19 12958396425645
20 56657753602595
21 247723635757161

[47,173,735,3192,13917,60779,265605,1161035,
 5075841,22191959,97027389,424226867,1854830841,
 8109825551,35458405365,155034056747,677852377137,
 2963761021319,12958396425645,56657753602595,
 247723635757161]

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Last modified January 31 18:02 EST 2023. Contains 359980 sequences. (Running on oeis4.)