Thursday, April 14, 2011

2..2^2 - 2..1^2

2^2 - 1^2 = 3
22^2 - 21^2 = 43
222^2 - 221^2 = 443
2222^2 - 2221^2 = 4443
22222^2 - 22221^2 = 44443
222222^2 - 222221^2 = 444443
2222222^2 - 2222221^2 = 4444443

No comments:

Post a Comment