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A193945
Integers n such that for all i > n the largest prime factor of i(i+1)(i+2)(i+3) exceeds the largest prime factor of n(n+1)(n+2)(n+3).
4
1, 3, 7, 9, 63, 168, 322, 1518, 1680, 10878, 17575, 70224, 97524, 224846, 612360, 15473807, 61011223, 108384553, 137308589, 999208250, 1497820158, 22377473780, 238092971076, 316419292600, 23931257472314
OFFSET
1,2
COMMENTS
Heuristics show that these terms are valid, but a strict proof is yet to be done.
a(1)-a(11) verified via Størmer's theorem. - Charles R Greathouse IV, Feb 19 2013
LINKS
CROSSREFS
KEYWORD
nonn
AUTHOR
Andrey V. Kulsha, Aug 10 2011
STATUS
approved