login
First differences of A151735 (starting at A151735(2)).
2

%I #4 Sep 26 2015 01:12:27

%S 1,2,1,5,1,5,5,11,1,5,5,11,7,15,19,23,1,5,5,11,7,15,19,23,7,15,21,29,

%T 29,49,59,47,1,5,5,11,7,15,19,23,7,15,21,29,29,49,59,47,7,15,21,29,29,

%U 49,61,53,29,51,71,87,107,157,163,95,1,5,5,11,7,15,19,23,7,15,21,29,29,49,59,47

%N First differences of A151735 (starting at A151735(2)).

%e If written as a triangle,

%e 1,

%e 2,

%e 1,5,

%e 1,5,5,11,

%e 1,5,5,11,7,15,19,23,

%e 1,5,5,11,7,15,19,23,7,15,21,29,29,49,59,47,

%e 1,5,5,11,7,15,19,23,7,15,21,29,29,49,59,...

%e the rows approach A151728.

%Y Cf. A151735, A151728.

%K nonn,tabf

%O 0,2

%A _N. J. A. Sloane_, Jun 15 2009, Jun 16 2009