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Search: id:A089083
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A089083 T(n,k) = floor(k*n/2) * ceil(k*n/2), triangular array read by rows, 1<=k<=n. +0
1
0, 1, 16, 4, 81, 400, 16, 256, 1296, 4096, 36, 625, 3136, 10000, 24336, 81, 1296, 6561, 20736, 50625, 104976, 144, 2401, 12100, 38416, 93636, 194481, 360000, 256, 4096, 20736, 65536, 160000, 331776, 614656, 1048576, 400, 6561, 33124, 104976 (list; table; graph; listen)
OFFSET

1,3

COMMENT

T(n,1) = A002620(n);

T(n,2) = A000290(n) for n>1; T(n,4) = A016742(n) for n>3.

CROSSREFS

Sequence in context: A082959 A018814 A040247 this_sequence A102411 A040245 A070538

Adjacent sequences: A089080 A089081 A089082 this_sequence A089084 A089085 A089086

KEYWORD

nonn,tabl

AUTHOR

Reinhard Zumkeller (reinhard.zumkeller(AT)lhsystems.com), Dec 04 2003

page 1

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Last modified August 19 23:53 EDT 2008. Contains 142930 sequences.


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