A248266 - OEIS

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A248266 as a simple table

n	a(n)
0	6
1	4
2	14
3	320
4	571786
5	469930223859
6	260342286471149560589985
7	110737149164265654381526929767261159120340941327
8	13640751783742037895965317463353502238298025074840803034014381823166601709380037834476485770683

[6,4,14,320,571786,469930223859, 260342286471149560589985, 110737149164265654381526929767261159120340941327, 13640751783742037895965317463353502238298025074840\ 803034014381823166601709380037834476485770683]