login

A261186 as a simple table

na(n)
24
335
4252
51716
611440
775582
8497420
93268760
1021474180
11141120525
12927983760
136107086800
1440225345056
15265182149218
161749695026860
1711554258485616
1876360380541900
19505037289962205
203342649210440540
2122138745874816900
22146721427591999680

[4,35,252,1716,11440,75582,497420,3268760,
 21474180,141120525,927983760,6107086800,
 40225345056,265182149218,1749695026860,
 11554258485616,76360380541900,505037289962205,
 3342649210440540,22138745874816900,
 146721427591999680]