

A205376


Ordered differences of distinct odd squares, stored in triangle.


2



8, 24, 16, 48, 40, 24, 80, 72, 56, 32, 120, 112, 96, 72, 40, 168, 160, 144, 120, 88, 48, 224, 216, 200, 176, 144, 104, 56, 288, 280, 264, 240, 208, 168, 120, 64, 360, 352, 336, 312, 280, 240, 192, 136, 72, 440, 432, 416, 392, 360, 320, 272, 216, 152
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OFFSET

1,1


COMMENTS

a(n) = 8*A049777(n). For a guide to related sequences, see A204892.
Triangle T(n,k), k>=0, n>=1, read by rows, given by T(n,k) = (2*n+1)^2  (2*k+1)^2.  Philippe Deléham, Mar 07 2013


LINKS

Table of n, a(n) for n=1..54.


EXAMPLE

a(1) = s(2)s(1) = 91 = 8,
a(2) = s(3)s(1) = 251 = 24,
a(3) = s(3)s(2) = 259 = 16,
a(4) = s(4)s(1) = 491 = 48,
a(5) = s(4)s(2) = 499 = 40.
Triangle begins:
8
24, 16
48, 40, 24
80, 72, 56, 32
120, 112, 96, 72, 40
168, 160, 144, 120, 88, 48, ...  Philippe Deléham, Mar 07 2013


MATHEMATICA

(See the program at A205378.)


CROSSREFS

Cf. A205378, A204892.
Sequence in context: A172390 A250035 A263630 * A088448 A005878 A128637
Adjacent sequences: A205373 A205374 A205375 * A205377 A205378 A205379


KEYWORD

nonn,tabl


AUTHOR

Clark Kimberling, Jan 26 2012


STATUS

approved



