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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
CROSSREFS
Cf. A083415.
Sequence in context: A078120 A057525 A331362 * A341829 A344888 A216325
KEYWORD
nonn,tabl
AUTHOR
Reinhard Zumkeller, Apr 14 2008
STATUS
approved

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Last modified March 4 13:15 EST 2024. Contains 370532 sequences. (Running on oeis4.)