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A195754 Smallest possible largest number of a 4 by n average array where repetitions are not allowed without diagonals. 0
8, 74, 62, 960, 2816, 118668, 15004, 3399408, 223244, 20464714, 851928, 1659128426, 136296090, 2866207958 (list; graph; refs; listen; history; text; internal format)
OFFSET

2,1

COMMENTS

Here, an average array is an array in which each number is the average of the numbers in horizontally and vertically adjacent cells.

LINKS

Table of n, a(n) for n=2..15.

Erich Friedman, Problem of the month March 1999

CROSSREFS

Sequence in context: A294606 A294809 A225161 * A137140 A187529 A282880

Adjacent sequences: A195751 A195752 A195753 * A195755 A195756 A195757

KEYWORD

nonn

AUTHOR

Kausthub Gudipati, Sep 23 2011

STATUS

approved

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Last modified March 21 16:33 EDT 2023. Contains 361408 sequences. (Running on oeis4.)