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A074525 as a simple table

n a(n)
0 3
1 18
2 146
3 1242
4 10658
5 91818
6 793586
7 6880122
8 59823938
9 521638218
10 4560526226
11 39970994202
12 351149013218
13 3091621642218
14 27274838966066
15 241075504183482
16 2134495165562498
17 18928981513351818
18 168109033806481106

[3,18,146,1242,10658,91818,793586,6880122,
 59823938,521638218,4560526226,39970994202,
 351149013218,3091621642218,27274838966066,
 241075504183482,2134495165562498,
 18928981513351818,168109033806481106]

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Last modified March 28 13:21 EDT 2024. Contains 371254 sequences. (Running on oeis4.)