A012328 - 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

A012328 as a simple table

n	a(n)
0	1
1	2
2	12
3	160
4	5264
5	337408
6	33558976
7	4774458624
8	925641066752
9	234811196362752
10	75489493100030976
11	29994952555909038080
12	14434169598255866957824
13	8272551360591963469152256

[1,2,12,160,5264,337408,33558976,4774458624, 925641066752,234811196362752,75489493100030976, 29994952555909038080,14434169598255866957824, 8272551360591963469152256]