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Search: id:A088231
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A088231 Triangle read by rows: T(n,k) = number of squares not less than n-k and not greater n+k, 0<=k<n. +0
1
1, 0, 1, 0, 1, 2, 1, 1, 1, 2, 0, 1, 1, 1, 3, 0, 0, 1, 2, 2, 3, 0, 0, 1, 2, 2, 2, 3, 0, 1, 1, 1, 2, 2, 2, 3, 1, 1, 1, 1, 1, 2, 2, 3, 4, 0, 1, 1, 1, 1, 1, 3, 3, 3, 4, 0, 0, 1, 1, 1, 2, 2, 3, 3, 3, 4, 0, 0, 0, 1, 2, 2, 2, 2, 3, 3, 3, 4, 0, 0, 0, 1, 2, 2, 2, 2, 2, 3, 3, 3, 5, 0, 0, 1, 1, 1, 2, 2, 2, 2, 2, 3 (list; table; graph; listen)
OFFSET

1,6

COMMENT

T(n,0) = A010052(n); T(n,n-1) = A000196(2*n-1).

CROSSREFS

Adjacent sequences: A088228 A088229 A088230 this_sequence A088232 A088233 A088234

Sequence in context: A098876 A143277 A056563 this_sequence A035180 A092673 A112400

KEYWORD

nonn,tabl

AUTHOR

Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Nov 03 2003

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Last modified October 13 20:18 EDT 2008. Contains 145016 sequences.


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