id:A048149 - OEIS Search Results

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Array T read by diagonals: T(i,j) = number of pairs (h,k) with h^2+k^2 <= i^2+j^2, h>=0, k >= 0.

+0
11

1, 3, 3, 6, 4, 6, 11, 8, 8, 11, 17, 13, 9, 13, 17, 26, 19, 15, 15, 19, 26, 35, 28, 22, 20, 22, 28, 35, 45, 37, 30, 26, 26, 30, 37, 45, 58, 48, 39, 33, 31, 33, 39, 48, 58, 73, 62, 52, 43, 41, 41, 43, 52, 62, 73, 90, 75, 64, 54, 50, 48, 50, 54 (list; table; graph; listen)

	OFFSET	`0,2`
	EXAMPLE	`Diagonals (each starting on row 1): {1}; {3,3}; {6,4,6}; ...`
	CROSSREFS	`T(n, n)=A000603.` `Sequence in context: A086492 A143305 A051472 this_sequence A155169 A144624 A023827` `Adjacent sequences: A048146 A048147 A048148 this_sequence A048150 A048151 A048152`
	KEYWORD	`nonn,tabl`
	AUTHOR	`Clark Kimberling (ck6(AT)evansville.edu)`

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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.

AT&T Labs Research