%I
%S 2,4,5,4,7,8,7,9,8,7,11,12,11,13,12,11,14,13,12,11,16,17,16,18,17,16,
%T 19,18,17,16,20,19,18,17,16,22,23,22,24,23,22,25,24,23,22,26,25,24,23,
%U 22,27,26,25,24,23,22,29,30,29,31,30,29,32,31,30,29,33,32
%N Table read by rows: the nth row is the list of numbers diagonally up and to the right of n in the natural numbers read by antidiagonals.
%H Peter Kagey, <a href="/A274079/b274079.txt">Table of n, a(n) for n = 1..10000</a>
%e A000027 read by antidiagonals is:
%e 1 2 4 7
%e 3 5 8
%e 6 9
%e ...
%e Thus:
%e Row 1: []
%e Row 2: []
%e Row 3: [2]
%e Row 4: []
%e Row 5: [4]
%e Row 6: [5, 4]
%e Row 7: []
%e Row 8: [7]
%e Row 9: [8, 7]
%t Table[Reverse@ Range[SelectFirst[Reverse@ #, # < n &] + 1, n  1]  1, {n, 2, 35}] &[Accumulate@ Range[0, 15] + 1] // Flatten (* _Michael De Vlieger_, Jun 10 2016, Version 10 *)
%o (Haskell)
%o a274079 n = a274079_list !! (n  1)
%o a274079_list = concatMap a274079_row [1..]
%o a274079_tabf = map a274079_row [1..]
%o a274079_row n = [n1, n2..n  a002262 (n  1)]
%Y Cf. A000027, A269526, A273823, A273824, A273825, A274080.
%K nonn,tabf
%O 1,1
%A _Peter Kagey_, Jun 09 2016
