A035100 - OEIS

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A035100

Number of bits in binary expansion of n-th prime.

2, 2, 3, 3, 4, 4, 5, 5, 5, 5, 5, 6, 6, 6, 6, 6, 6, 6, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,1`
	MAPLE	`Digits := 40: [ seq(1+floor(evalf(log(ithprime(n))/log(2))), n=1..100) ];`
	MATHEMATICA	`f[n_]:=Length[IntegerDigits[Prime[n], 2]]; Table[f[n], {n, 5!}] [From Vladimir Orlovsky (4vladimir(AT)gmail.com), Feb 07 2010]`
	CROSSREFS	`Cf. A000523, A029837.` `Sequence in context: A137791 A096125 A140828 * A085089 A069924 A082479` `Adjacent sequences: A035097 A035098 A035099 * A035101 A035102 A035103`
	KEYWORD	`nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com).`

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Last modified February 16 02:29 EST 2012. Contains 205860 sequences.