A198385 - OEIS

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A198385

Second of a triple of squares in arithmetic progression.

25, 100, 169, 225, 289, 400, 625, 676, 625, 841, 900, 1156, 1369, 1225, 1681, 1521, 1600, 2500, 2025, 2704, 2601, 2500, 3721, 2809, 3025, 4225, 3364, 3600, 4225, 4225, 4225, 4624, 5625, 5476, 7225, 4900, 6724, 6084, 5329, 5625, 6400, 7225, 7225, 7225, 7921 (list; graph; refs; listen; history; text; internal format)

	OFFSET	`1,1`
	COMMENTS	`a(n) = A198389(n)^2; a(n) - A198384(n) = A198386(n) - a(n) = A198387(n).` `A198436(n) = a(A198409(n)).`
	LINKS	`Ray Chandler, Table of n, a(n) for n = 1..10000` `Reinhard Zumkeller, Table of initial values` `Keith Conrad, Arithmetic progressions of three squares`
	PROG	`(Haskell)` `a198385 n = a198385_list !! (n-1)` `a198385_list = map (^ 2) a198389_list`
	CROSSREFS	`Sequence in context: A144854 A237202 A335717 * A134422 A016850 A309779` `Adjacent sequences: A198382 A198383 A198384 * A198386 A198387 A198388`
	KEYWORD	`nonn`
	AUTHOR	`Reinhard Zumkeller, Oct 24 2011`
	STATUS	`approved`

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Last modified September 18 07:39 EDT 2020. Contains 337166 sequences. (Running on oeis4.)