1,1

a(1)=7 because 7^5 = (117)^5 + (-43)^5 + (-57)^5 + (-80)^5 + (-100)^5

a(2)=10 because 10^5 = (76)^5 + (-24)^5 + (-26)^5 + (-50)^5 + (-74)^5

a(3)=14 because 14^5 = (234)^5 + (-86)^5 + (-114)^5 + (-160)^5 + (-200)^5

a(4)=20 because 20^5 = (152)^5 + (-48)^5 + (-52)^5 + (-100)^5 + (-148)^5

a(5)=21 because 21^5 = (228)^5 + (-72)^5 + (-78)^5 + (-150)^5 + (-222)^5

a(6)=24 because 24^5= (-76)^5 + (74)^5 + (26)^5 + (10)^5 + 50^5

Cf. A134297, A134298.

Sequence in context: A005526 A030123 A020752 this_sequence A023485 A020721 A015782

Adjacent sequences: A134299 A134300 A134301 this_sequence A134303 A134304 A134305

nonn

Artur Jasinski (grafix(AT)csl.pl), Oct 18 2007