1,2

Row n is the ordered sequence of numbers k such that A084531(k)=n.

As a sequence, A167267 is a permutation of the positive integers.

Is the difference sequence of column 1 equal to A019446?

Is the difference sequence of row 1 essentially equal to A026351?

Clark Kimberling, "Fractal Sequences and Interspersions," Ars Combinatoria 45 (1997) 157-168.

Northwest corner:

1 3 7 12 19 28 38

2 5 10 16 24 34 45

4 8 14 21 30 41 53

6 11 18 26 36 48 61

Cf. A084531.

Sequence in context: A137225 A118834 A087468 this_sequence A097286 A163255 A066884

Adjacent sequences: A167264 A167265 A167266 this_sequence A167268 A167269 A167270

nonn,tabl

Clark Kimberling (ck6(AT)evansville.edu), Oct 31 2009