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A278767 as a simple table

n a(n)
0 1
1 1
2 7
3 22
4 71
5 206
6 616
7 1712
8 4743
9 12677
10 33407
11 86085
12 218677
13 546060
14 1345840
15 3271893
16 7861239
17 18670881
18 43883904
19 102112483
20 235401947
21 537869136
22 1218743007
23 2739566083
24 6111766043
25 13536683750
26 29775945929
27 65065819486
28 141285315728
29 304935221675
30 654318376244
31 1396166024244
32 2963068779402

[1,1,7,22,71,206,616,1712,4743,12677,33407,86085,
 218677,546060,1345840,3271893,7861239,18670881,
 43883904,102112483,235401947,537869136,1218743007,
 2739566083,6111766043,13536683750,29775945929,
 65065819486,141285315728,304935221675,
 654318376244,1396166024244,2963068779402]

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Last modified March 28 08:22 EDT 2024. Contains 371236 sequences. (Running on oeis4.)