The first few rows of Pascal's triangle are:

1

1 1

1 2 1

1 3 3 1

1 4 6 4 1

1 5 10 10 5 1

1 6 15 20 15 6 1

`11^0=1`

`11^1=11`

`11^2=121`

`11^3=1331`

`11^4=14641`

Now `11^5=161051`

The corresponding row is 1 5 10 10 5 1 -- the rightmost digits are (reading from right to left) 1 and 5; since 10 has 2 digits we place a...

(The entire section contains 132 words.)

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