OFFSET
1,1
LINKS
Sebastian Petzelberger, Table of n, a(n) for n = 1..10000
C. Rivera, PP&P Puzzle 24: Primes in several bases
EXAMPLE
11 is 23_4, 13_8 and 11_10.
MATHEMATICA
Select[Prime[Range@ 165], Count[PrimeQ /@ Table[FromDigits[IntegerDigits[#, i]], {i, 2, 10}], True] == 3 &] (* Michael De Vlieger, Mar 20 2015 after Harvey P. Dale at A052032 *)
CROSSREFS
KEYWORD
nonn,base
AUTHOR
Patrick De Geest, Dec 15 1999
STATUS
approved