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A132924 Triangle read by columns, 2^(n-1) followed by (2^(n-1) + 1), (2^(n-1) + 2), (2^(n-1) + 3), ... 2

%I #8 Feb 08 2022 19:35:59

%S 1,2,2,3,3,4,4,4,5,8,5,5,6,9,16,6,6,7,10,17,32,7,7,8,11,18,33,64,8,8,

%T 9,12,19,34,65,128,9,9,10,13,20,35,66,129,256,10,10,11,14,21,36,67,

%U 130,257,512,11,11,12,15,22,37,68,131,258,513,1024,12,12,13,16,23,38,69,132

%N Triangle read by columns, 2^(n-1) followed by (2^(n-1) + 1), (2^(n-1) + 2), (2^(n-1) + 3), ...

%C Row sums = A132925. Right border = 2^0, 2^1, 2^2, ...

%e First few rows of the triangle:

%e 1;

%e 2, 2;

%e 3, 3, 4;

%e 4, 4, 5, 8;

%e 5, 5, 6, 9, 16;

%e 6, 6, 7, 10, 17, 32;

%e 7, 7, 8, 11, 18, 33, 64;

%e ...

%p A132924 := proc(n,m) n+2^m-m ; end: seq(seq(A132924(n,m),m=0..n),n=0..13) ; # _R. J. Mathar_, Oct 23 2009

%Y Cf. A132925.

%K nonn,tabl

%O 1,2

%A _Gary W. Adamson_, Sep 05 2007

%E More terms from _R. J. Mathar_, Oct 23 2009

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Last modified August 9 01:26 EDT 2024. Contains 375024 sequences. (Running on oeis4.)