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A303249 as a simple table

n a(n)
1 1
2 14
3 49
4 250
5 1183
6 5918
7 28680
8 141255
9 691968
10 3391358
11 16627204
12 81517689
13 399591042
14 1958997017
15 9603668921
16 47080079771
17 230803211309
18 1131476255863
19 5546875012244
20 27192677194545
21 133307748424215
22 653519804327678

[1,14,49,250,1183,5918,28680,141255,691968,
 3391358,16627204,81517689,399591042,1958997017,
 9603668921,47080079771,230803211309,1131476255863,
 5546875012244,27192677194545,133307748424215,
 653519804327678]

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Last modified May 23 04:06 EDT 2022. Contains 353959 sequences. (Running on oeis4.)