A160902 Square array read by antidiagonals: a(m,n) = the smallest prime >= m*n.

2, 2, 2, 3, 5, 3, 5, 7, 7, 5, 5, 11, 11, 11, 5, 7, 11, 13, 13, 11, 7, 7, 13, 17, 17, 17, 13, 7, 11, 17, 19, 23, 23, 19, 17, 11, 11, 17, 23, 29, 29, 29, 23, 17, 11, 11, 19, 29, 29, 31, 31, 29, 29, 19, 11, 11, 23, 29, 37, 37, 37, 37, 37, 29, 23, 11, 13, 23, 31, 37, 41, 43, 43, 41, 37

Offset

1,1

Links

Table of n, a(n) for n=1..75.

Crossrefs

Cf. A160903.

Sequence in context: A303949 A333462 A133850 * A082408 A270566 A182534

Adjacent sequences: A160899 A160900 A160901 * A160903 A160904 A160905

Keyword

nonn,tabl

Author

Leroy Quet, May 29 2009

Extensions

Extended by Ray Chandler, Jun 14 2009

Status

approved