A204913 Least k such that n divides the k-th difference between distinct double factorials.

1, 2, 5, 9, 6, 5, 4, 14, 13, 14, 15, 9, 8, 7, 13, 27, 18, 20, 21, 14, 27, 65, 12, 27, 41, 16, 44, 27, 83, 20, 28, 44, 15, 18, 35, 44, 60, 38, 34, 14, 26, 27, 97, 65, 13, 12, 11, 27, 52, 54, 18, 16, 129, 44, 65, 27, 21, 109, 29, 35

Offset

1,2

Comments

For a guide to related sequences, see A204892.

Links

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

Mathematica

(See the program at A204982.)

Crossrefs

Cf. A204982, A204892.

Sequence in context: A200336 A065225 A175640 * A198455 A339174 A018878

Adjacent sequences: A204910 A204911 A204912 * A204914 A204915 A204916

Keyword

nonn

Author

Clark Kimberling, Jan 22 2012

Status

approved