login

A244781 as a simple table

na(n)
12
22
34
48
512
624
736
872
9144
10252
11504
12864
131728
142952
155904
1611808
1721888
1843776
1979920
20159840
21290160
22580320
231051200
242102400
254204800
268010000
2716020000
2830189600
2960379200
30113252400
31226504800
32423828000
33847656000
341584075600

[2,2,4,8,12,24,36,72,144,252,504,864,1728,2952,
 5904,11808,21888,43776,79920,159840,290160,580320,
 1051200,2102400,4204800,8010000,16020000,30189600,
 60379200,113252400,226504800,423828000,847656000,
 1584075600]