A055004 - OEIS

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A055004

Boris Stechkin's function.

0, 0, 1, 5, 15, 33, 64, 107, 171, 252, 359, 490, 656, 844, 1079, 1346, 1656, 2006, 2415, 2859, 3373, 3927, 4550, 5233, 5993, 6793, 7690, 8653, 9697, 10809, 12028, 13299, 14695, 16158, 17731, 19398, 21174, 23018, 25017, 27108, 29318, 31616 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,4`
	REFERENCES	`R. K. Guy, Unsolved Problems Number Theory, A17.`
	MAPLE	`A055004 := proc(n) local m; add((m-1)floor(n(m-1)/m), m=2..n); end;`
	CROSSREFS	`Sequence in context: A073361 A155013 A134887 * A147264 A147150 A162513` `Adjacent sequences: A055001 A055002 A055003 * A055005 A055006 A055007`
	KEYWORD	`nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com), Jun 11 2000`

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Last modified February 16 05:32 EST 2012. Contains 205860 sequences.