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A168597 as a simple table

n a(n)
0 1
1 1
2 9
3 49
4 361
5 2601
6 19881
7 154449
8 1225449
9 9853321
10 80156209
11 658076409
12 5444816521
13 45343869481
14 379735715529
15 3195538786449
16 27004932177129
17 229066136374761
18 1949470542590481
19 16640188083903609
20 142415188146838161

[1,1,9,49,361,2601,19881,154449,1225449,9853321,
 80156209,658076409,5444816521,45343869481,
 379735715529,3195538786449,27004932177129,
 229066136374761,1949470542590481,
 16640188083903609,142415188146838161]

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Last modified April 19 19:02 EDT 2024. Contains 371798 sequences. (Running on oeis4.)