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A294171
Positive integers k such that there exists a sequence of k consecutive natural numbers m - k + 1, m - k + 2, ..., m with m >= 2*k such that none of the numbers of the sequence is a divisor of binomial(m, k).
0
15, 21, 22, 33, 35
OFFSET
1,1
REFERENCES
R. K. Guy, Unsolved Problems in Number Theory, Springer, 2013, p. 137.
W. Sierpiński, Teoria liczb, cz. II, PWN, Warsaw, 1959, pp. 47-48.
LINKS
A. Schinzel, Sur un problème de P. Erdos, Colloquium Mathematicum 5 (1958), pp. 198-204.
CROSSREFS
Sequence in context: A166645 A033708 A343821 * A373575 A306102 A177024
KEYWORD
nonn,more
AUTHOR
STATUS
approved