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A297523 as a simple table

n a(n)
1 1
2 55
3 727
4 3383
5 19187
6 193087
7 1671315
8 11283382
9 81257447
10 657369214
11 5147569469
12 38210138908
13 288167354609
14 2227166744932
15 17081986727547
16 129544373848971
17 986096515060524
18 7545134870681164
19 57628191903916501 

[1,55,727,3383,19187,193087,1671315,11283382,
 81257447,657369214,5147569469,38210138908,
 288167354609,2227166744932,17081986727547,
 129544373848971,986096515060524,7545134870681164,
 57628191903916501]

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Last modified May 28 22:21 EDT 2023. Contains 363028 sequences. (Running on oeis4.)