login

A238343 as a triangular array

1
10
200
3100
53000
790000
111920000
1541800000
227729000000
30142813000000
42247205180000000
564214697800000000
776891013264500000000
1011113205978637000000000

A238343 as a square array

11235711152230425677101
001391941771422474216891113
000028298120546910132059
00000031878264786
00000000537
000000000
00000000
0000000
000000
00000
0000
000
00
0
11235711152230425677101
001391941771422474216891113
000028298120546910132059
00000031878264786
00000000537
000000000
00000000
0000000
000000
00000
0000
000
00
0