A281329 - 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

A281329 as a simple table

n	a(n)
1	0
2	304
3	27144
4	953236
5	31906806
6	977717308
7	28739292730
8	819460734096
9	22863636278820
10	627462391921784
11	16998237537647454
12	455708712521193672
13	12112703985140255876
14	319648041131418167054
15	8383975282118464984646

[0,304,27144,953236,31906806,977717308, 28739292730,819460734096,22863636278820, 627462391921784,16998237537647454, 455708712521193672,12112703985140255876, 319648041131418167054,8383975282118464984646]