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A051340 * A129686 as infinite lower triangular matrices.
0

%I #11 Jul 13 2024 01:42:59

%S 1,2,1,4,1,1,5,2,1,1,6,2,2,1,1,7,2,2,2,1,1,8,2,2,2,2,1,1,9,2,2,2,2,2,

%T 1,1,10,2,2,2,2,2,2,1,1

%N A051340 * A129686 as infinite lower triangular matrices.

%C Row sums give A008486.

%e First few rows of the triangle:

%e 1;

%e 2, 1;

%e 4, 1, 1;

%e 5, 2, 1, 1;

%e 6, 2, 2, 1, 1;

%e 7, 2, 2, 2, 1, 1;

%e 8, 2, 2, 2, 2, 1, 1;

%e 9, 2, 2, 2, 2, 2, 1, 1;

%e 10, 2, 2, 2, 2, 2, 2, 1, 1;

%e ...

%Y Cf. A051340, A129686, A008486, A131034.

%K nonn,tabl,more

%O 1,2

%A _Gary W. Adamson_, Jun 10 2007

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Last modified September 23 16:16 EDT 2024. Contains 376178 sequences. (Running on oeis4.)