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A174852 Triangle T(n,k) read by rows. T(1,1)=1, n>1 T(n,1)=A049240, k>1 T(n,k)=A051731. 2
1, 1, 1, 1, 0, 1, 0, 1, 0, 1, 1, 0, 0, 0, 1, 1, 1, 1, 0, 0, 1, 1, 0, 0, 0, 0, 0, 1, 1, 1, 0, 1, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0, 0, 0, 1, 1, 1, 0, 0, 1, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 0, 1, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1 (list; table; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Except for the first term the first column is equal to A049240. The rest of the table equals A051731. The first column = 0 when n is a square greater than 1.
LINKS
EXAMPLE
Table begins:
1,
1,1,
1,0,1,
0,1,0,1,
1,0,0,0,1,
1,1,1,0,0,1,
1,0,0,0,0,0,1,
1,1,0,1,0,0,0,1,
0,0,1,0,0,0,0,0,1,
1,1,0,0,1,0,0,0,0,1,
CROSSREFS
Cf. A174854.
Sequence in context: A117198 A271047 A054525 * A341517 A065333 A244611
KEYWORD
nonn,tabl
AUTHOR
Mats Granvik, Mar 31 2010
STATUS
approved

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Last modified March 29 02:23 EDT 2024. Contains 371264 sequences. (Running on oeis4.)