cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A156708 Triangle read by rows, binomial transform of A154325.

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%I A156708 #5 Jun 02 2025 01:22:24
%S A156708 1,2,1,4,4,1,8,11,5,1,16,26,16,6,1,32,57,42,22,7,1,64,120,99,64,29,8,
%T A156708 1,128,247,219,163,93,37,9,1,256,502,466,382,256,130,46,10,1,512,1013,
%U A156708 968,848,638,386,176,56,11,1
%N A156708 Triangle read by rows, binomial transform of A154325.
%C A156708 Row sums = A002064: (1, 3, 9, 25, 65, 161,...).
%F A156708 Triangle read by rows, A007318 * A154325
%e A156708 First few rows of the triangle =
%e A156708 1;
%e A156708 2, 1;
%e A156708 4, 4, 1;
%e A156708 8, 11, 5, 1;
%e A156708 16, 26, 16, 6, 1;
%e A156708 32, 57, 42, 22, 7, 1;
%e A156708 64, 120, 99, 64, 29, 8, 1;
%e A156708 128, 247, 219, 163, 93, 37, 9, 1;
%e A156708 256, 502, 466, 382, 256, 130, 46, 10, 1;
%e A156708 512, 1013, 968, 848, 638, 386, 176, 56, 11, 1;
%e A156708 1024, 2036, 1981, 1816, 1486, 1024, 562, 232, 67, 12, 1;
%e A156708 ...
%Y A156708 Cf. A154325, A002064
%K A156708 nonn,tabl
%O A156708 0,2
%A A156708 _Gary W. Adamson_, Feb 13 2009