OFFSET

0,2

FORMULA

T(n,k) = T(n,k-1)+1, k>=1.

EXAMPLE

1;

3;

5,6;

9,10;

13,14;

17,18;

21,22,23;

27,28,29;

33,34,35;

39,40,41;

CROSSREFS

KEYWORD

nonn,tabf

AUTHOR

Paul Curtz, Nov 02 2009

STATUS

approved