A205009 - OEIS

A205009

Least k such that n divides the k-th difference between distinct central binomials coefficients.

1, 3, 5, 3, 2, 5, 6, 9, 5, 10, 28, 21, 15, 6, 27, 9, 8, 5, 4, 27, 21, 28, 7, 21, 10, 15, 18, 21, 14, 27, 66, 9, 28, 8, 23, 40, 38, 28, 36, 33, 13, 21, 120, 28, 40, 49, 22, 21, 23, 10, 18, 44, 27, 18, 45, 21, 28, 14, 189, 27

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OFFSET

1,2

COMMENTS

The ordering of the differences between distinct central binomials coefficients is given by A205008. For a guide to related sequences, see A204892.

LINKS

Table of n, a(n) for n=1..60.

MATHEMATICA

(See the program at A205010.)

CROSSREFS

Cf. A205010, A204892.

Sequence in context: A245509 A085849 A100481 * A101778 A292570 A372801

Adjacent sequences: A205006 A205007 A205008 * A205010 A205011 A205012

KEYWORD

nonn

AUTHOR

Clark Kimberling, Jan 22 2012

STATUS

approved