A200567 Integers n such that for all i > n the largest prime factor of product(i+k, {k,0,9}) exceeds the largest prime factor of product(n+k, {k,0,9}).

1, 3, 7, 9, 13, 19, 21, 27, 31, 33, 37, 43, 49, 51, 117, 201, 527, 867, 3472, 8472, 48508, 146064, 373824, 591215, 4325170, 6629044, 6823283, 30188529, 105066156, 203403620, 203403621, 323547634, 439515072, 478478082, 585101566, 1170278794, 2809596042

Offset

1,2

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..45

Crossrefs

Cf. A200566, A200568.

Sequence in context: A172407 A088649 A020498 * A107771 A364614 A215800

Adjacent sequences: A200564 A200565 A200566 * A200568 A200569 A200570

Keyword

nonn

Author

Andrey V. Kulsha, Nov 19 2011

Status

approved