A152438 - 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

A152438 as a simple table

n	a(n)
0	0
1	1
2	5
3	381
4	1810
5	137561
6	653415
7	49659541
8	235882820
9	17927094321
10	85153698025
11	6471681049901
12	30740484987030
13	2336276859014281
14	11097315080317835
15	843395946104155461
16	4006130743994738440

[0,1,5,381,1810,137561,653415,49659541,235882820, 17927094321,85153698025,6471681049901, 30740484987030,2336276859014281,11097315080317835, 843395946104155461,4006130743994738440]