id:A014406 - OEIS Search Results

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Number of strictly increasing arithmetic progressions of >= 3 terms with sum <= n.

+0
1

0, 0, 0, 0, 0, 1, 1, 1, 3, 4, 4, 7, 7, 8, 13, 14, 14, 20, 20, 22, 29, 31, 31, 39, 41, 43, 52, 55, 55, 68, 68, 70, 81, 84, 88, 103, 103, 106, 119, 125, 125, 143, 143, 147, 167, 171, 171, 190, 192, 200, 218, 223, 223, 246, 252, 258, 278, 283, 313, 313, 318, 343, 349, 356, 385, 385, 391 (list; graph; listen)

	OFFSET	`1,9`
	CROSSREFS	`Sequence in context: A078071 A084138 A127141 this_sequence A154426 A121924 A094948` `Adjacent sequences: A014403 A014404 A014405 this_sequence A014407 A014408 A014409`
	KEYWORD	`nonn`
	AUTHOR	`Clark Kimberling (ck6(AT)evansville.edu)`

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.

AT&T Labs Research