id:A036952 - OEIS Search Results

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Primes with digits (0,1) taken as base 2 and converted to base 10.

+0
14

3, 5, 23, 47, 89, 101, 149, 157, 163, 173, 179, 185, 199, 229, 247, 253, 295, 313, 329, 331, 355, 367, 379, 383, 405, 425, 443, 453, 457, 471, 523, 533, 539, 565, 583, 587, 595, 631, 643, 647, 653, 659, 671, 675, 689, 703, 709, 755, 781, 785, 815, 841, 855 (list; graph; listen)

	OFFSET	`0,1`
	COMMENT	`The sequence is unexpectedly(?) rich in primes.`
	EXAMPLE	`a(n)=313 -> is 100111001{2} -> 100111001{10} is prime.`
	CROSSREFS	`Cf. A020449, A036953-A036964.` `Sequence in context: A106282 A163153 A091157 this_sequence A065720 A148554 A120937` `Adjacent sequences: A036949 A036950 A036951 this_sequence A036953 A036954 A036955`
	KEYWORD	`nonn,base`
	AUTHOR	`Patrick De Geest (pdg(AT)worldofnumbers.com), Jan 04 1999.`

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

AT&T Labs Research