

A235539


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


3



1, 3, 2, 9, 6, 4, 26, 17, 11, 7, 5, 21, 38, 49, 56, 13, 8, 29, 67, 116, 172, 31, 18, 10, 19, 86, 202, 374, 15, 16, 34, 44, 25, 61, 263, 637, 27, 12, 28, 62, 106, 131, 70, 193, 830, 81, 54, 42, 14, 48, 154, 285, 355, 162, 668, 22, 59, 113
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OFFSET

1,2


COMMENTS

All terms are distinct in absolute value.


LINKS

Paul Tek, Table of n, a(n) for n = 1..5050
Paul Tek, PERL program for this sequence


FORMULA

T(1,n) = A235538(k) for any k>0.
T(n+1,k) = T(n,k+1)  T(n,k) for any n>0 and k>0.


EXAMPLE

The table begins:
++++++
 1  3  9  26 5  ...
+++++++++++
 2  6  1721 ...
+++++++++
 4  1138 ...
+++++++
 7 49 ...
+++++
56 ...
++


PROG

(Perl) See Link section.


CROSSREFS

Cf. A235538.
Sequence in context: A164279 A289053 A191539 * A191449 A175840 A125152
Adjacent sequences: A235536 A235537 A235538 * A235540 A235541 A235542


KEYWORD

sign,tabl


AUTHOR

Paul Tek, Jan 12 2014


STATUS

approved



