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A256943 as a simple table

n a(n)
0 1
1 1
2 3
3 6
4 16
5 38
6 100
7 254
8 674
9 1772
10 4760
11 12783
12 34745
13 94692
14 260040
15 716546
16 1984984
17 5517179
18 15396331
19 43094834
20 121008580
21 340686763
22 961686971
23 2720893669
24 7715273753
25 21921047638
26 62401862460
27 177948692666
28 508289340032
29 1454107965549

[1,1,3,6,16,38,100,254,674,1772,4760,12783,34745,
 94692,260040,716546,1984984,5517179,15396331,
 43094834,121008580,340686763,961686971,2720893669,
 7715273753,21921047638,62401862460,177948692666,
 508289340032,1454107965549]

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Last modified August 14 05:20 EDT 2022. Contains 356110 sequences. (Running on oeis4.)