Magyar Information Contest Journal Articles

# Problem A. 441. (December 2007)

A. 441. For an arbitrary sequence of numbers , let be the sequence of partial sums of the series . Is there any sequence A, not constant zero, for which the sequences A, SA, SSA, SSSA,... are all convergent?

Miklós Schweitzer Competition, 2007

(5 pont)

Deadline expired on 15 January 2008.

### Statistics:

 4 students sent a solution. 5 points: Korándi Dániel, Lovász László Miklós, Nagy 235 János, Tomon István.

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