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A235539 Table with A235538 as first row, and k-th difference of A235538 as (k+1)-th row, read by antidiagonals. 3

%I

%S 1,3,2,9,6,4,26,17,11,7,5,-21,-38,-49,-56,13,8,29,67,116,172,31,18,10,

%T -19,-86,-202,-374,15,-16,-34,-44,-25,61,263,637,27,12,28,62,106,131,

%U 70,-193,-830,81,54,42,14,-48,-154,-285,-355,-162,668,22,-59,-113

%N Table with A235538 as first row, and k-th difference of A235538 as (k+1)-th row, read by antidiagonals.

%C All terms are distinct in absolute value.

%H Paul Tek, <a href="/A235539/b235539.txt">Table of n, a(n) for n = 1..5050</a>

%H Paul Tek, <a href="/A235539/a235539.txt">PERL program for this sequence</a>

%F T(1,n) = A235538(k) for any k>0.

%F T(n+1,k) = T(n,k+1) - T(n,k) for any n>0 and k>0.

%e The table begins:

%e +---+---+---+---+---+

%e | 1 | 3 | 9 | 26| 5 | ...

%e +-+-+-+-+-+-+-+-+-+-+

%e | 2 | 6 | 17|-21| ...

%e +-+-+-+-+-+-+-+-+

%e | 4 | 11|-38| ...

%e +-+-+-+-+-+-+

%e | 7 |-49| ...

%e +-+-+-+-+

%e |-56| ...

%e +---+

%o (Perl) See Link section.

%Y Cf. A235538.

%K sign,tabl

%O 1,2

%A _Paul Tek_, Jan 12 2014

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Last modified December 8 01:00 EST 2021. Contains 349590 sequences. (Running on oeis4.)