A097347 - OEIS

%I #3 Mar 30 2012 18:57:05

%S 1,2,3,5,4,6,10,8,7,11,17,13,9,12,18,26,20,15,14,19,27,37,29,22,16,21,

%T 28,38,50,40,31,24,23,30,39,51,65,53,42,33,25,32,41,52,66,82,68,55,44,

%U 35,34,43,54,67,83,101,85,70,57,46,36,45,56,69,84,102,122,104,87,72,59

%N Rectangular array, by antidiagonals: T(n,k) = rank of k-th n in A097291.

%C As a sequence, this is a permutation of the natural numbers. Row 1 is A002522 (n^2 + 1); main diagonal is A000290 (n^2); column 1 is A010000 (n^2 + 2).

%e Northwest corner:

%e 1 2 5 10

%e 3 4 8 13

%e 6 7 9 15

%e 11 12 14 16

%Y Cf. A097291, A097292.

%K nonn,tabl

%O 1,2

%A _Clark Kimberling_, Aug 06 2004