A195808 - OEIS

A195808

Smallest possible largest number in 6 by n average array where repetitions are allowed with diagonals.

643, 14774206, 89972, 52593, 98206320, 64066638865904, 26102324864, 141881269264428327946, 1721307821730, 11208236199692349184890772, 1812108279351038, 281486448978113626690459320, 476607238512548682

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OFFSET

3,1

COMMENTS

Here, an average array is an array of positive integers such that each number is the average of the numbers in its horizontally, vertically and diagonally adjacent cells.

LINKS

Table of n, a(n) for n=3..15.

Erich Friedman, Problem of the month March 1999

CROSSREFS

Sequence in context: A271039 A061324 A089295 * A364308 A260838 A304607

Adjacent sequences: A195805 A195806 A195807 * A195809 A195810 A195811

KEYWORD

nonn

AUTHOR

Kausthub Gudipati, Sep 24 2011

STATUS

approved