A199407 Integers n such that for all i > n the largest prime factor of product(i+k, {k,0,7}) exceeds the largest prime factor of product(n+k, {k,0,7}).

3, 5, 9, 11, 15, 21, 23, 29, 33, 35, 39, 45, 51, 114, 183, 243, 4895, 5247, 9588, 12188, 48503, 48504, 89175, 179328, 290783, 4604093, 4775623, 7778968, 13711516, 56075700, 104257956, 165309438, 1913253201, 9905967078, 17096261103, 121153257533

Offset

1,1

Comments

Heuristics show that these terms are valid, but a strict proof is yet to be done.

Links

Andrey V. Kulsha, Table of n, a(n) for n = 1..39

Crossrefs

Cf. A193948, A200566.

Sequence in context: A233762 A104635 A210537 * A261141 A283594 A339173

Adjacent sequences: A199404 A199405 A199406 * A199408 A199409 A199410

Keyword

nonn

Author

Andrey V. Kulsha, Nov 05 2011

Status

approved