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The triangle in A151338 read by rows upwards.
1

%I #11 May 30 2020 04:13:34

%S 1,1,0,1,1,0,1,3,1,0,1,6,7,1,0,1,10,25,15,1,0,1,15,65,90,31,0,0,1,21,

%T 140,350,301,56,0,0,1,28,266,1050,1701,938,91,0,0,1,36,462,2646,6951,

%U 7686,2737,126,0,0,1,45,750,5880,22827,42315,32725,7455,126,0,0

%N The triangle in A151338 read by rows upwards.

%C Columns 1-5 are A000012, A000217, A001296, A001297, and A001298. - _Nathaniel Johnston_, Apr 30 2011

%e Triangle begins:

%e 1

%e 1 0

%e 1 1 0

%e 1 3 1 0

%e 1 6 7 1 0

%e 1 10 25 15 1 0

%e 1 15 65 90 31 0 0

%e 1 21 140 350 301 56 0 0

%e 1 28 266 1050 1701 938 91 0 0

%e ...

%K nonn,tabl,easy

%O 0,8

%A _N. J. A. Sloane_, May 14 2009

%E Extended by _Nathaniel Johnston_, Apr 30 2011