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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
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; refs; listen; history; internal format)
OFFSET

1,3

COMMENTS

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: A018814 A177499 A040247 * A102411 A040245 A070538

Adjacent sequences:  A089080 A089081 A089082 * A089084 A089085 A089086

KEYWORD

nonn,tabl

AUTHOR

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

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Last modified February 16 20:59 EST 2012. Contains 205968 sequences.