login

A211871 as a triangular array

1
00
001
0002
00306
00020024
001540900120
0002104205040720
00105112025202688336005040
000476015120272162016025920040320
00945252001260001935362268001728002268000362880

A211871 as a square array

10000000000
0000000000
10301501050945
2020402101120476025200
6090420252015120126000
240504268827216193536
1200336020160226800
720025920172800
50400226800
403200
362880
10000000000
0000000000
10301501050945
2020402101120476025200
6090420252015120126000
240504268827216193536
1200336020160226800
720025920172800
50400226800
403200
362880