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A169727 as a simple table

n a(n)
0 1
1 19
2 127
3 631
4 2791
5 11719
6 48007
7 194311
8 781831
9 3136519
10 12564487
11 50294791
12 201252871
13 805158919
14 3220930567
15 12884312071
16 51538427911
17 206156070919
18 824629002247
19 3298525446151
20 13194120658951
21 52776520384519
22 211106157035527
23 844424779137031

[1,19,127,631,2791,11719,48007,194311,781831,
 3136519,12564487,50294791,201252871,805158919,
 3220930567,12884312071,51538427911,206156070919,
 824629002247,3298525446151,13194120658951,
 52776520384519,211106157035527,844424779137031]

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Last modified October 19 11:31 EDT 2018. Contains 316359 sequences. (Running on oeis4.)