A013300 - 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

A013300 as a simple table

n	a(n)
0	0
1	1
2	6
3	105
4	3780
5	239085
6	24012450
7	3536618085
8	716383067400
9	190018401197625
10	63663766667250750
11	26240058743733259425
12	13041458355044952132300
13	7692606854418016599193125

[0,1,6,105,3780,239085,24012450,3536618085, 716383067400,190018401197625,63663766667250750, 26240058743733259425,13041458355044952132300, 7692606854418016599193125]