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A108324
"Binary prime squares": squares whose binary expansions, read as decimal expansions, are primes.
3
841, 1521, 2601, 2809, 4489, 7225, 7569, 11449, 18225, 32761, 35721, 55225, 64009, 88209, 123201, 140625, 143641, 198025, 201601, 243049, 339889, 358801, 375769, 491401, 511225, 525625, 546121, 561001, 591361, 609961, 690561, 707281, 717409, 727609, 848241
OFFSET
1,1
COMMENTS
Similar to A108323 but in base 10.
EXAMPLE
1521 = 39^2 is a term because 1521 = 10111110001_2 and the decimal number 10111110001 is prime.
MATHEMATICA
Select[Range[1000]^2, PrimeQ@ FromDigits@ IntegerDigits[#, 2] &] (* Giovanni Resta, Oct 03 2018 *)
CROSSREFS
KEYWORD
easy,nonn,base
AUTHOR
Alexandre Wajnberg, Jun 30 2005
EXTENSIONS
More terms from Giovanni Resta, Oct 03 2018
STATUS
approved