A132853 - OEIS

The OEIS is supported by the many generous donors to the OEIS Foundation.

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).

Other ways to Give

A132853 as a simple table

n	a(n)
0	1
1	1
2	3
3	18
4	180
5	4347
6	245511
7	33731424
8	11850958449
9	10823718435525
10	26127739209077469
11	169071160476526474689
12	2962647736390311022542681
13	141814999458311839862777779311
14	18682218330844513414826192858258922

[1,1,3,18,180,4347,245511,33731424,11850958449, 10823718435525,26127739209077469, 169071160476526474689,2962647736390311022542681, 141814999458311839862777779311, 18682218330844513414826192858258922]