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A291671
Numbers k such that 3 is the smallest decimal digit of k^4.
5
16, 56, 88, 96, 162, 296, 312, 428, 484, 2404, 2444, 2566, 2588, 2882, 2928, 2966, 2976, 3034, 4372, 4384, 4426, 5396, 7618, 8222, 8266, 8358, 9062, 9306, 14428, 14482, 14546, 14608, 15874, 16476, 16568, 16682, 16738, 16784, 16796, 17072, 17306, 24224, 24316
OFFSET
1,1
LINKS
EXAMPLE
56 is in the sequence because 56^4 = 9834496, the smallest decimal digit of which is 3.
MAPLE
select(t -> min(convert(t^4, base, 10))=3, [$1..10^5]); # Robert Israel, Aug 29 2017
MATHEMATICA
Select[Range[25000], Min[IntegerDigits[#^4]]==3&] (* Harvey P. Dale, Jun 13 2019 *)
PROG
(PARI) select(k->vecmin(digits(k^4))==3, vector(50000, k, k))
CROSSREFS
KEYWORD
nonn,base
AUTHOR
Colin Barker, Aug 29 2017
STATUS
approved