A003984 - OEIS

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A003984

Table of max(x,y), where (x,y) = (0,0),(0,1),(1,0),(0,2),(1,1),(2,0),...

0, 1, 1, 2, 1, 2, 3, 2, 2, 3, 4, 3, 2, 3, 4, 5, 4, 3, 3, 4, 5, 6, 5, 4, 3, 4, 5, 6, 7, 6, 5, 4, 4, 5, 6, 7, 8, 7, 6, 5, 4, 5, 6, 7, 8, 9, 8, 7, 6, 5, 5, 6, 7, 8, 9, 10, 9, 8, 7, 6, 5, 6, 7, 8, 9, 10, 11, 10, 9, 8, 7, 6, 6, 7, 8, 9, 10, 11, 12, 11, 10, 9, 8, 7, 6, 7, 8, 9, 10, 11, 12, 13, 12, 11, 10, 9, 8, 7, 7, 8 (list; table; graph; refs; listen; history; text; internal format)

	OFFSET	`0,4`
	LINKS	`Table of n, a(n) for n=0..99.`
	FORMULA	`G.f. (x+y-3xy+x^2 y^2)/((1-x)^2 (1-y)^2 (1-xy)). T(n,m) = n + m - min(n,m); a(n) = A003056(n) - A004197(n). - Franklin T. Adams-Watters, Feb 06 2006`
	EXAMPLE	`Top left corner of array:` `0 1 2 3` `1 1 2 3` `2 2 2 3` `3 3 3 3`
	CROSSREFS	`Cf. A051125.` `Cf. A003056, A004197.` `Antidiagonal sums are in A001859.` `Sequence in context: A284566 A079056 A231205 * A087061 A082860 A283845` `Adjacent sequences: A003981 A003982 A003983 * A003985 A003986 A003987`
	KEYWORD	`tabl,nonn`
	AUTHOR	`Marc LeBrun`
	STATUS	`approved`

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Last modified January 19 20:21 EST 2019. Contains 319310 sequences. (Running on oeis4.)