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A139325 Triangle read by rows: T(n,k) = number of primes in the k-th row of the square of the first n^2 odd numbers written consecutively in rows of length n, 1<=k<=n. 5
0, 1, 2, 2, 2, 2, 3, 2, 3, 2, 3, 4, 2, 2, 3, 4, 4, 2, 4, 2, 3, 5, 3, 4, 3, 3, 4, 2, 5, 5, 4, 3, 4, 2, 5, 2, 6, 4, 5, 4, 4, 4, 2, 4, 3, 7, 4, 5, 5, 3, 5, 4, 3, 4, 5, 7, 6, 4, 5, 6, 3, 4, 4, 5, 2, 6, 8, 6, 5, 4, 6, 4, 5, 4, 4, 5, 4, 5, 8, 6, 6, 6, 4, 5, 6, 4, 5, 4, 6, 3, 4, 8, 7, 7, 6, 5, 5, 5, 4, 6, 5, 4, 4, 5, 5 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

1,3

COMMENTS

A139326(n) = Min{T(n,k): 1<=k<=n};

A139327(n) = Max{T(n,k): 1<=k<=n};

A139328(n) gives sums of rows;

T(n,1) = A099802(n) - 1.

LINKS

Table of n, a(n) for n=1..105.

CROSSREFS

Cf. A083415.

Sequence in context: A078120 A057525 A331362 * A216325 A322868 A240975

Adjacent sequences:  A139322 A139323 A139324 * A139326 A139327 A139328

KEYWORD

nonn,tabl

AUTHOR

Reinhard Zumkeller, Apr 14 2008

STATUS

approved

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Last modified September 30 12:21 EDT 2020. Contains 337439 sequences. (Running on oeis4.)