login

A001347 as a simple table

na(n)
-188
0326
11631
210112
374046
4622704
55900520
662118720
7718709040
89059339520
9123521086080
101810829260800
1128397649772800
12474281518233600
138403557607244800
14157429696667443200
153108814043182848000
1664537726313668608000
171405033277277966336000

[88,326,1631,10112,74046,622704,5900520,62118720,
 718709040,9059339520,123521086080,1810829260800,
 28397649772800,474281518233600,8403557607244800,
 157429696667443200,3108814043182848000,
 64537726313668608000,1405033277277966336000]