Each of the three rows below will be, after filling in the correct numbers, similar to a Fibonacci or Lucas sequence in that each of the last three numbers will be the sum of the two preceding numbers.

First fill in the numbers to make this the case. Then replace each of the five numbers in the shaded (blue) cells with the corresponding letter of the alphabet (1 = A, 2 = B, etc.). Then rearrange those five letters into a common English word.

			12
		2
3				24

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From Mensa Puzzle Calendar 2018 by Fraser Simpson, Workman Publishing, New York. Puzzle for March 14.