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A199421 as a simple table

n a(n)
0 3
1 18
2 123
3 858
4 6003
5 42018
6 294123
7 2058858
8 14412003
9 100884018
10 706188123
11 4943316858
12 34603218003
13 242222526018
14 1695557682123
15 11868903774858
16 83082326424003
17 581576284968018
18 4071033994776123
19 28497237963432858

[3,18,123,858,6003,42018,294123,2058858,14412003,
 100884018,706188123,4943316858,34603218003,
 242222526018,1695557682123,11868903774858,
 83082326424003,581576284968018,4071033994776123,
 28497237963432858]

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Last modified April 19 21:09 EDT 2024. Contains 371798 sequences. (Running on oeis4.)