id:A102673 - OEIS Search Results

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Number of digits >= 4 in decimal representation of n.

+0
2

0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 0, 0, 0, 0, 1 (list; graph; listen)

	OFFSET	`0,45`
	MAPLE	`p:=proc(n) local b, ct, j: b:=convert(n, base, 10): ct:=0: for j from 1 to nops(b) do if b[j]>=4 then ct:=ct+1 else ct:=ct fi od: ct: end: seq(p(n), n=0..125); (Deutsch)`
	CROSSREFS	`Sequence in context: A127322 A163529 A027354 this_sequence A085297 A080972 A037814` `Adjacent sequences: A102670 A102671 A102672 this_sequence A102674 A102675 A102676`
	KEYWORD	`nonn,base,easy`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com), Feb 03 2005`
	EXTENSIONS	`More terms from Emeric Deutsch (deutsch(AT)duke.poly.edu), Feb 22 2005`

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Last modified November 29 12:46 EST 2009. Contains 167659 sequences.

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