login
Ordered differences of distinct hexagonal numbers.
2

%I #5 Mar 30 2012 18:58:10

%S 5,14,9,27,22,13,44,39,30,17,65,60,51,38,21,90,85,76,63,46,25,119,114,

%T 105,92,75,54,29,152,147,138,125,108,87,62,33,189,184,175,162,145,124,

%U 99,70,37,230,225,216,203,186,165,140,111,78,41,275,270,261

%N Ordered differences of distinct hexagonal numbers.

%C For a guide to related sequences, see A204892.

%e a(1)=s(2)-s(1)=6-1=5

%e a(2)=s(3)-s(1)=15-1=14

%e a(3)=s(3)-s(2)=15-6=9

%e a(4)=s(4)-s(1)=28-1=27

%e a(5)=s(4)-s(2)=28-6=22

%t (See the program at A205130.)

%Y Cf. A205130, A204892.

%K nonn

%O 1,1

%A _Clark Kimberling_, Jan 25 2012