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Nice sequence (Posted on 2003-08-01)

1,2,6,42,____...

What comes next?

See The Solution Submitted by Silly Jilly

Rating: 2.3333 (6 votes)

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solution

Comment 10 of 10 |

T(i) be the ith term of of the sequence, then:
T(i+1) = T(i)( T(i) + 1)
Consequently, the required missing term:
= T(5)
= T(4)( T(4) + 1)
= 42*43
= 1806

Posted by K Sengupta on 2007-03-05 11:39:25

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