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A108887 Mirror image of triangle A108885. 0
0, 1, 0, 2, 1, 0, 3, 4, 0, 0, 4, 9, 2, 0, 0, 5, 16, 3, 1, 0, 0, 6, 25, 12, 17, 0, 0, 0, 7, 36, 10, 58, 12, 0, 0, 0, 8, 49, 30, 71, 1, 0, 0, 0, 0, 9, 64, 21, 145, 113, 4, 0, 0, 0, 0, 10, 81, 56, 527, 93, 47, 1, 0, 0, 0, 0, 11, 100, 36, 294, 235, 21, 127, 0, 0, 0, 0, 0, 12, 121, 90, 347, 202, 199 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

0,4

LINKS

Table of n, a(n) for n=0..83.

CROSSREFS

Sequence in context: A127258 A154557 A049242 * A193401 A220399 A268830

Adjacent sequences:  A108884 A108885 A108886 * A108888 A108889 A108890

KEYWORD

nonn,tabl,frac

AUTHOR

N. J. A. Sloane, Jul 16 2005

STATUS

approved

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Last modified June 6 12:34 EDT 2020. Contains 334827 sequences. (Running on oeis4.)