login

A247102 as a simple table

na(n)
02
110
253
3298
41727
510207
661154
7370090
82256983
913848085
1085387040
11528646015
123284180720
1320462505850
14127816245053
15800143927210
165018683475087
1731532297088781
18198419993271440
191250291989478773
207888160383113014

[2,10,53,298,1727,10207,61154,370090,2256983,
 13848085,85387040,528646015,3284180720,
 20462505850,127816245053,800143927210,
 5018683475087,31532297088781,198419993271440,
 1250291989478773,7888160383113014]