login

A218753 as a simple table

na(n)
00
11
250
32451
4120100
55884901
6288360150
714129647351
8692352720200
933925283289801
101662338881200250
1181454605178812251
123991275653761800300
13195572507034328214701
149583052844682082520350
15469569589389422043497151
1623008909880081680131360400

[0,1,50,2451,120100,5884901,288360150,14129647351,
 692352720200,33925283289801,1662338881200250,
 81454605178812251,3991275653761800300,
 195572507034328214701,9583052844682082520350,
 469569589389422043497151,
 23008909880081680131360400]